1528450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1$

素因数の和:427

約数の個数: 48

約数和(自身を含む): 3553344

約数和(自身を除く): 2024894

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 154, 175, 275, 350, 385, 397, 550, 770, 794, 1925, 1985, 2779, 3850, 3970, 4367, 5558, 8734, 9925, 13895, 19850, 21835, 27790, 30569, 43670, 61138, 69475, 109175, 138950, 152845, 218350, 305690, 764225, 1528450]

約数ペア:

[(1, 1528450), (2, 764225), (5, 305690), (7, 218350), (10, 152845), (11, 138950), (14, 109175), (22, 69475), (25, 61138), (35, 43670), (50, 30569), (55, 27790), (70, 21835), (77, 19850), (110, 13895), (154, 9925), (175, 8734), (275, 5558), (350, 4367), (385, 3970), (397, 3850), (550, 2779), (770, 1985), (794, 1925)]