2020387360

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1\times {\mathrm{607}}^1$

素因数の和:986

約数の個数: 96

約数和(自身を含む): 4864914432

約数和(自身を除く): 2844527072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 293, 355, 568, 586, 607, 710, 1136, 1172, 1214, 1420, 1465, 2272, 2344, 2428, 2840, 2930, 3035, 4688, 4856, 5680, 5860, 6070, 9376, 9712, 11360, 11720, 12140, 19424, 20803, 23440, 24280, 41606, 43097, 46880, 48560, 83212, 86194, 97120, 104015, 166424, 172388, 177851, 208030, 215485, 332848, 344776, 355702, 416060, 430970, 665696, 689552, 711404, 832120, 861940, 889255, 1379104, 1422808, 1664240, 1723880, 1778510, 2845616, 3328480, 3447760, 3557020, 5691232, 6895520, 7114040, 12627421, 14228080, 25254842, 28456160, 50509684, 63137105, 101019368, 126274210, 202038736, 252548420, 404077472, 505096840, 1010193680, 2020387360]

約数ペア:

[(1, 2020387360), (2, 1010193680), (4, 505096840), (5, 404077472), (8, 252548420), (10, 202038736), (16, 126274210), (20, 101019368), (32, 63137105), (40, 50509684), (71, 28456160), (80, 25254842), (142, 14228080), (160, 12627421), (284, 7114040), (293, 6895520), (355, 5691232), (568, 3557020), (586, 3447760), (607, 3328480), (710, 2845616), (1136, 1778510), (1172, 1723880), (1214, 1664240), (1420, 1422808), (1465, 1379104), (2272, 889255), (2344, 861940), (2428, 832120), (2840, 711404), (2930, 689552), (3035, 665696), (4688, 430970), (4856, 416060), (5680, 355702), (5860, 344776), (6070, 332848), (9376, 215485), (9712, 208030), (11360, 177851), (11720, 172388), (12140, 166424), (19424, 104015), (20803, 97120), (23440, 86194), (24280, 83212), (41606, 48560), (43097, 46880)]