639698970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{69457}}^1$

素因数の和:69774

約数の個数: 32

約数和(自身を含む): 1540300608

約数和(自身を除く): 900601638

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 307, 614, 921, 1535, 1842, 3070, 4605, 9210, 69457, 138914, 208371, 347285, 416742, 694570, 1041855, 2083710, 21323299, 42646598, 63969897, 106616495, 127939794, 213232990, 319849485, 639698970]

約数ペア:

[(1, 639698970), (2, 319849485), (3, 213232990), (5, 127939794), (6, 106616495), (10, 63969897), (15, 42646598), (30, 21323299), (307, 2083710), (614, 1041855), (921, 694570), (1535, 416742), (1842, 347285), (3070, 208371), (4605, 138914), (9210, 69457)]