40043430

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{21187}}^1$

素因数の和:21210

約数の個数: 64

約数和(自身を含む): 122042880

約数和(自身を除く): 81999450

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 21187, 42374, 63561, 105935, 127122, 148309, 190683, 211870, 296618, 317805, 381366, 444927, 572049, 635610, 741545, 889854, 953415, 1144098, 1334781, 1483090, 1906830, 2224635, 2669562, 2860245, 4004343, 4449270, 5720490, 6673905, 8008686, 13347810, 20021715, 40043430]

約数ペア:

[(1, 40043430), (2, 20021715), (3, 13347810), (5, 8008686), (6, 6673905), (7, 5720490), (9, 4449270), (10, 4004343), (14, 2860245), (15, 2669562), (18, 2224635), (21, 1906830), (27, 1483090), (30, 1334781), (35, 1144098), (42, 953415), (45, 889854), (54, 741545), (63, 635610), (70, 572049), (90, 444927), (105, 381366), (126, 317805), (135, 296618), (189, 211870), (210, 190683), (270, 148309), (315, 127122), (378, 105935), (630, 63561), (945, 42374), (1890, 21187)]