40520900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{541}}^1$

素因数の和:669

約数の個数: 72

約数和(自身を含む): 101618496

約数和(自身を除く): 61097596

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 107, 140, 175, 214, 350, 428, 535, 541, 700, 749, 1070, 1082, 1498, 2140, 2164, 2675, 2705, 2996, 3745, 3787, 5350, 5410, 7490, 7574, 10700, 10820, 13525, 14980, 15148, 18725, 18935, 27050, 37450, 37870, 54100, 57887, 74900, 75740, 94675, 115774, 189350, 231548, 289435, 378700, 405209, 578870, 810418, 1157740, 1447175, 1620836, 2026045, 2894350, 4052090, 5788700, 8104180, 10130225, 20260450, 40520900]

約数ペア:

[(1, 40520900), (2, 20260450), (4, 10130225), (5, 8104180), (7, 5788700), (10, 4052090), (14, 2894350), (20, 2026045), (25, 1620836), (28, 1447175), (35, 1157740), (50, 810418), (70, 578870), (100, 405209), (107, 378700), (140, 289435), (175, 231548), (214, 189350), (350, 115774), (428, 94675), (535, 75740), (541, 74900), (700, 57887), (749, 54100), (1070, 37870), (1082, 37450), (1498, 27050), (2140, 18935), (2164, 18725), (2675, 15148), (2705, 14980), (2996, 13525), (3745, 10820), (3787, 10700), (5350, 7574), (5410, 7490)]