30939400

素因数分解:

$2^3\times 5^2\times {\mathrm{37}}^2\times {\mathrm{113}}^1$

素因数の和:203

約数の個数: 72

約数和(自身を含む): 74585070

約数和(自身を除く): 43645670

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 100, 113, 148, 185, 200, 226, 296, 370, 452, 565, 740, 904, 925, 1130, 1369, 1480, 1850, 2260, 2738, 2825, 3700, 4181, 4520, 5476, 5650, 6845, 7400, 8362, 10952, 11300, 13690, 16724, 20905, 22600, 27380, 33448, 34225, 41810, 54760, 68450, 83620, 104525, 136900, 154697, 167240, 209050, 273800, 309394, 418100, 618788, 773485, 836200, 1237576, 1546970, 3093940, 3867425, 6187880, 7734850, 15469700, 30939400]

約数ペア:

[(1, 30939400), (2, 15469700), (4, 7734850), (5, 6187880), (8, 3867425), (10, 3093940), (20, 1546970), (25, 1237576), (37, 836200), (40, 773485), (50, 618788), (74, 418100), (100, 309394), (113, 273800), (148, 209050), (185, 167240), (200, 154697), (226, 136900), (296, 104525), (370, 83620), (452, 68450), (565, 54760), (740, 41810), (904, 34225), (925, 33448), (1130, 27380), (1369, 22600), (1480, 20905), (1850, 16724), (2260, 13690), (2738, 11300), (2825, 10952), (3700, 8362), (4181, 7400), (4520, 6845), (5476, 5650)]