201856460

素因数分解:

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

素因数の和:21042

約数の個数: 48

約数和(自身を含む): 468866496

約数和(自身を除く): 267010036

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 4810, 9620, 20983, 41966, 83932, 104915, 209830, 272779, 419660, 545558, 776371, 1091116, 1363895, 1552742, 2727790, 3105484, 3881855, 5455580, 7763710, 10092823, 15527420, 20185646, 40371292, 50464115, 100928230, 201856460]

約数ペア:

[(1, 201856460), (2, 100928230), (4, 50464115), (5, 40371292), (10, 20185646), (13, 15527420), (20, 10092823), (26, 7763710), (37, 5455580), (52, 3881855), (65, 3105484), (74, 2727790), (130, 1552742), (148, 1363895), (185, 1091116), (260, 776371), (370, 545558), (481, 419660), (740, 272779), (962, 209830), (1924, 104915), (2405, 83932), (4810, 41966), (9620, 20983)]