399654530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19429}}^1$

素因数の和:19475

約数の個数: 48

約数和(自身を含む): 837277560

約数和(自身を除く): 437623030

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 121, 170, 187, 242, 374, 605, 935, 1210, 1870, 2057, 4114, 10285, 19429, 20570, 38858, 97145, 194290, 213719, 330293, 427438, 660586, 1068595, 1651465, 2137190, 2350909, 3302930, 3633223, 4701818, 7266446, 11754545, 18166115, 23509090, 36332230, 39965453, 79930906, 199827265, 399654530]

約数ペア:

[(1, 399654530), (2, 199827265), (5, 79930906), (10, 39965453), (11, 36332230), (17, 23509090), (22, 18166115), (34, 11754545), (55, 7266446), (85, 4701818), (110, 3633223), (121, 3302930), (170, 2350909), (187, 2137190), (242, 1651465), (374, 1068595), (605, 660586), (935, 427438), (1210, 330293), (1870, 213719), (2057, 194290), (4114, 97145), (10285, 38858), (19429, 20570)]