2445996840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{2911901}}^1$

素因数の和:2911922

約数の個数: 64

約数和(自身を含む): 8386277760

約数和(自身を除く): 5940280920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 2911901, 5823802, 8735703, 11647604, 14559505, 17471406, 20383307, 23295208, 29119010, 34942812, 40766614, 43678515, 58238020, 61149921, 69885624, 81533228, 87357030, 101916535, 116476040, 122299842, 163066456, 174714060, 203833070, 244599684, 305749605, 349428120, 407666140, 489199368, 611499210, 815332280, 1222998420, 2445996840]

約数ペア:

[(1, 2445996840), (2, 1222998420), (3, 815332280), (4, 611499210), (5, 489199368), (6, 407666140), (7, 349428120), (8, 305749605), (10, 244599684), (12, 203833070), (14, 174714060), (15, 163066456), (20, 122299842), (21, 116476040), (24, 101916535), (28, 87357030), (30, 81533228), (35, 69885624), (40, 61149921), (42, 58238020), (56, 43678515), (60, 40766614), (70, 34942812), (84, 29119010), (105, 23295208), (120, 20383307), (140, 17471406), (168, 14559505), (210, 11647604), (280, 8735703), (420, 5823802), (840, 2911901)]