640147682

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{347}}^1\times {\mathrm{1871}}^1$

素因数の和:2266

約数の個数: 32

約数和(自身を含む): 1055358720

約数和(自身を除く): 415211038

約数列:

[1, 2, 17, 29, 34, 58, 347, 493, 694, 986, 1871, 3742, 5899, 10063, 11798, 20126, 31807, 54259, 63614, 108518, 171071, 342142, 649237, 922403, 1298474, 1844806, 11037029, 18827873, 22074058, 37655746, 320073841, 640147682]

約数ペア:

[(1, 640147682), (2, 320073841), (17, 37655746), (29, 22074058), (34, 18827873), (58, 11037029), (347, 1844806), (493, 1298474), (694, 922403), (986, 649237), (1871, 342142), (3742, 171071), (5899, 108518), (10063, 63614), (11798, 54259), (20126, 31807)]