18589815520

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{49169}}^1$

素因数の和:49340

約数の個数: 96

約数和(自身を含む): 46837375200

約数和(自身を除く): 28247559680

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 139, 160, 170, 272, 278, 340, 544, 556, 680, 695, 1112, 1360, 1390, 2224, 2363, 2720, 2780, 4448, 4726, 5560, 9452, 11120, 11815, 18904, 22240, 23630, 37808, 47260, 49169, 75616, 94520, 98338, 189040, 196676, 245845, 378080, 393352, 491690, 786704, 835873, 983380, 1573408, 1671746, 1966760, 3343492, 3933520, 4179365, 6686984, 6834491, 7867040, 8358730, 13373968, 13668982, 16717460, 26747936, 27337964, 33434920, 34172455, 54675928, 66869840, 68344910, 109351856, 116186347, 133739680, 136689820, 218703712, 232372694, 273379640, 464745388, 546759280, 580931735, 929490776, 1093518560, 1161863470, 1858981552, 2323726940, 3717963104, 4647453880, 9294907760, 18589815520]

約数ペア:

[(1, 18589815520), (2, 9294907760), (4, 4647453880), (5, 3717963104), (8, 2323726940), (10, 1858981552), (16, 1161863470), (17, 1093518560), (20, 929490776), (32, 580931735), (34, 546759280), (40, 464745388), (68, 273379640), (80, 232372694), (85, 218703712), (136, 136689820), (139, 133739680), (160, 116186347), (170, 109351856), (272, 68344910), (278, 66869840), (340, 54675928), (544, 34172455), (556, 33434920), (680, 27337964), (695, 26747936), (1112, 16717460), (1360, 13668982), (1390, 13373968), (2224, 8358730), (2363, 7867040), (2720, 6834491), (2780, 6686984), (4448, 4179365), (4726, 3933520), (5560, 3343492), (9452, 1966760), (11120, 1671746), (11815, 1573408), (18904, 983380), (22240, 835873), (23630, 786704), (37808, 491690), (47260, 393352), (49169, 378080), (75616, 245845), (94520, 196676), (98338, 189040)]