1562440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:142

約数の個数: 64

約数和(自身を含む): 3965760

約数和(自身を除く): 2403320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 53, 55, 67, 88, 106, 110, 134, 212, 220, 265, 268, 335, 424, 440, 530, 536, 583, 670, 737, 1060, 1166, 1340, 1474, 2120, 2332, 2680, 2915, 2948, 3551, 3685, 4664, 5830, 5896, 7102, 7370, 11660, 14204, 14740, 17755, 23320, 28408, 29480, 35510, 39061, 71020, 78122, 142040, 156244, 195305, 312488, 390610, 781220, 1562440]

約数ペア:

[(1, 1562440), (2, 781220), (4, 390610), (5, 312488), (8, 195305), (10, 156244), (11, 142040), (20, 78122), (22, 71020), (40, 39061), (44, 35510), (53, 29480), (55, 28408), (67, 23320), (88, 17755), (106, 14740), (110, 14204), (134, 11660), (212, 7370), (220, 7102), (265, 5896), (268, 5830), (335, 4664), (424, 3685), (440, 3551), (530, 2948), (536, 2915), (583, 2680), (670, 2332), (737, 2120), (1060, 1474), (1166, 1340)]