4007840

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{677}}^1$

素因数の和:729

約数の個数: 48

約数和(自身を含む): 9738792

約数和(自身を除く): 5730952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 677, 740, 1184, 1354, 1480, 2708, 2960, 3385, 5416, 5920, 6770, 10832, 13540, 21664, 25049, 27080, 50098, 54160, 100196, 108320, 125245, 200392, 250490, 400784, 500980, 801568, 1001960, 2003920, 4007840]

約数ペア:

[(1, 4007840), (2, 2003920), (4, 1001960), (5, 801568), (8, 500980), (10, 400784), (16, 250490), (20, 200392), (32, 125245), (37, 108320), (40, 100196), (74, 54160), (80, 50098), (148, 27080), (160, 25049), (185, 21664), (296, 13540), (370, 10832), (592, 6770), (677, 5920), (740, 5416), (1184, 3385), (1354, 2960), (1480, 2708)]