2070992020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{359}}^1$

素因数の和:470

約数の個数: 144

約数和(自身を含む): 4977262080

約数和(自身を除く): 2906270060

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 47, 68, 76, 85, 94, 95, 170, 188, 190, 235, 323, 340, 359, 361, 380, 470, 646, 718, 722, 799, 893, 940, 1292, 1436, 1444, 1598, 1615, 1786, 1795, 1805, 3196, 3230, 3572, 3590, 3610, 3995, 4465, 6103, 6137, 6460, 6821, 7180, 7220, 7990, 8930, 12206, 12274, 13642, 15181, 15980, 16873, 16967, 17860, 24412, 24548, 27284, 30362, 30515, 30685, 33746, 33934, 34105, 60724, 61030, 61370, 67492, 67868, 68210, 75905, 84365, 84835, 115957, 122060, 122740, 129599, 136420, 151810, 168730, 169670, 231914, 259198, 286841, 288439, 303620, 320587, 337460, 339340, 463828, 518396, 573682, 576878, 579785, 641174, 647995, 1147364, 1153756, 1159570, 1282348, 1295990, 1434205, 1442195, 1602935, 2203183, 2319140, 2591980, 2868410, 2884390, 3205870, 4406366, 5449979, 5736820, 5768780, 6091153, 6411740, 8812732, 10899958, 11015915, 12182306, 21799916, 22031830, 24364612, 27249895, 30455765, 44063660, 54499790, 60911530, 103549601, 108999580, 121823060, 207099202, 414198404, 517748005, 1035496010, 2070992020]

約数ペア:

[(1, 2070992020), (2, 1035496010), (4, 517748005), (5, 414198404), (10, 207099202), (17, 121823060), (19, 108999580), (20, 103549601), (34, 60911530), (38, 54499790), (47, 44063660), (68, 30455765), (76, 27249895), (85, 24364612), (94, 22031830), (95, 21799916), (170, 12182306), (188, 11015915), (190, 10899958), (235, 8812732), (323, 6411740), (340, 6091153), (359, 5768780), (361, 5736820), (380, 5449979), (470, 4406366), (646, 3205870), (718, 2884390), (722, 2868410), (799, 2591980), (893, 2319140), (940, 2203183), (1292, 1602935), (1436, 1442195), (1444, 1434205), (1598, 1295990), (1615, 1282348), (1786, 1159570), (1795, 1153756), (1805, 1147364), (3196, 647995), (3230, 641174), (3572, 579785), (3590, 576878), (3610, 573682), (3995, 518396), (4465, 463828), (6103, 339340), (6137, 337460), (6460, 320587), (6821, 303620), (7180, 288439), (7220, 286841), (7990, 259198), (8930, 231914), (12206, 169670), (12274, 168730), (13642, 151810), (15181, 136420), (15980, 129599), (16873, 122740), (16967, 122060), (17860, 115957), (24412, 84835), (24548, 84365), (27284, 75905), (30362, 68210), (30515, 67868), (30685, 67492), (33746, 61370), (33934, 61030), (34105, 60724)]