403712920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{20983}}^1$

素因数の和:21044

約数の個数: 64

約数和(自身を含む): 1004713920

約数和(自身を除く): 601001000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 520, 740, 962, 1480, 1924, 2405, 3848, 4810, 9620, 19240, 20983, 41966, 83932, 104915, 167864, 209830, 272779, 419660, 545558, 776371, 839320, 1091116, 1363895, 1552742, 2182232, 2727790, 3105484, 3881855, 5455580, 6210968, 7763710, 10092823, 10911160, 15527420, 20185646, 31054840, 40371292, 50464115, 80742584, 100928230, 201856460, 403712920]

約数ペア:

[(1, 403712920), (2, 201856460), (4, 100928230), (5, 80742584), (8, 50464115), (10, 40371292), (13, 31054840), (20, 20185646), (26, 15527420), (37, 10911160), (40, 10092823), (52, 7763710), (65, 6210968), (74, 5455580), (104, 3881855), (130, 3105484), (148, 2727790), (185, 2182232), (260, 1552742), (296, 1363895), (370, 1091116), (481, 839320), (520, 776371), (740, 545558), (962, 419660), (1480, 272779), (1924, 209830), (2405, 167864), (3848, 104915), (4810, 83932), (9620, 41966), (19240, 20983)]