31807420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{811}}^1$

素因数の和:910

約数の個数: 48

約数和(自身を含む): 69981408

約数和(自身を除く): 38173988

約数列:

[1, 2, 4, 5, 10, 20, 37, 53, 74, 106, 148, 185, 212, 265, 370, 530, 740, 811, 1060, 1622, 1961, 3244, 3922, 4055, 7844, 8110, 9805, 16220, 19610, 30007, 39220, 42983, 60014, 85966, 120028, 150035, 171932, 214915, 300070, 429830, 600140, 859660, 1590371, 3180742, 6361484, 7951855, 15903710, 31807420]

約数ペア:

[(1, 31807420), (2, 15903710), (4, 7951855), (5, 6361484), (10, 3180742), (20, 1590371), (37, 859660), (53, 600140), (74, 429830), (106, 300070), (148, 214915), (185, 171932), (212, 150035), (265, 120028), (370, 85966), (530, 60014), (740, 42983), (811, 39220), (1060, 30007), (1622, 19610), (1961, 16220), (3244, 9805), (3922, 8110), (4055, 7844)]