15642420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{4919}}^1$

素因数の和:4984

約数の個数: 48

約数和(自身を含む): 44634240

約数和(自身を除く): 28991820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 795, 1060, 1590, 3180, 4919, 9838, 14757, 19676, 24595, 29514, 49190, 59028, 73785, 98380, 147570, 260707, 295140, 521414, 782121, 1042828, 1303535, 1564242, 2607070, 3128484, 3910605, 5214140, 7821210, 15642420]

約数ペア:

[(1, 15642420), (2, 7821210), (3, 5214140), (4, 3910605), (5, 3128484), (6, 2607070), (10, 1564242), (12, 1303535), (15, 1042828), (20, 782121), (30, 521414), (53, 295140), (60, 260707), (106, 147570), (159, 98380), (212, 73785), (265, 59028), (318, 49190), (530, 29514), (636, 24595), (795, 19676), (1060, 14757), (1590, 9838), (3180, 4919)]