7894120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:107

約数の個数: 128

約数和(自身を含む): 21772800

約数和(自身を除く): 13878680

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 19, 20, 26, 34, 38, 40, 47, 52, 65, 68, 76, 85, 94, 95, 104, 130, 136, 152, 170, 188, 190, 221, 235, 247, 260, 323, 340, 376, 380, 442, 470, 494, 520, 611, 646, 680, 760, 799, 884, 893, 940, 988, 1105, 1222, 1235, 1292, 1598, 1615, 1768, 1786, 1880, 1976, 2210, 2444, 2470, 2584, 3055, 3196, 3230, 3572, 3995, 4199, 4420, 4465, 4888, 4940, 6110, 6392, 6460, 7144, 7990, 8398, 8840, 8930, 9880, 10387, 11609, 12220, 12920, 15181, 15980, 16796, 17860, 20774, 20995, 23218, 24440, 30362, 31960, 33592, 35720, 41548, 41990, 46436, 51935, 58045, 60724, 75905, 83096, 83980, 92872, 103870, 116090, 121448, 151810, 167960, 197353, 207740, 232180, 303620, 394706, 415480, 464360, 607240, 789412, 986765, 1578824, 1973530, 3947060, 7894120]

約数ペア:

[(1, 7894120), (2, 3947060), (4, 1973530), (5, 1578824), (8, 986765), (10, 789412), (13, 607240), (17, 464360), (19, 415480), (20, 394706), (26, 303620), (34, 232180), (38, 207740), (40, 197353), (47, 167960), (52, 151810), (65, 121448), (68, 116090), (76, 103870), (85, 92872), (94, 83980), (95, 83096), (104, 75905), (130, 60724), (136, 58045), (152, 51935), (170, 46436), (188, 41990), (190, 41548), (221, 35720), (235, 33592), (247, 31960), (260, 30362), (323, 24440), (340, 23218), (376, 20995), (380, 20774), (442, 17860), (470, 16796), (494, 15980), (520, 15181), (611, 12920), (646, 12220), (680, 11609), (760, 10387), (799, 9880), (884, 8930), (893, 8840), (940, 8398), (988, 7990), (1105, 7144), (1222, 6460), (1235, 6392), (1292, 6110), (1598, 4940), (1615, 4888), (1768, 4465), (1786, 4420), (1880, 4199), (1976, 3995), (2210, 3572), (2444, 3230), (2470, 3196), (2584, 3055)]