7028420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{823}}^1$

素因数の和:900

約数の個数: 48

約数和(自身を含む): 17165568

約数和(自身を除く): 10137148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 823, 854, 1220, 1646, 1708, 2135, 3292, 4115, 4270, 5761, 8230, 8540, 11522, 16460, 23044, 28805, 50203, 57610, 100406, 115220, 200812, 251015, 351421, 502030, 702842, 1004060, 1405684, 1757105, 3514210, 7028420]

約数ペア:

[(1, 7028420), (2, 3514210), (4, 1757105), (5, 1405684), (7, 1004060), (10, 702842), (14, 502030), (20, 351421), (28, 251015), (35, 200812), (61, 115220), (70, 100406), (122, 57610), (140, 50203), (244, 28805), (305, 23044), (427, 16460), (610, 11522), (823, 8540), (854, 8230), (1220, 5761), (1646, 4270), (1708, 4115), (2135, 3292)]