208116860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{40177}}^1$

素因数の和:40230

約数の個数: 48

約数和(自身を含む): 512992704

約数和(自身を除く): 304875844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 40177, 80354, 160708, 200885, 281239, 401770, 562478, 803540, 1124956, 1406195, 1486549, 2812390, 2973098, 5624780, 5946196, 7432745, 10405843, 14865490, 20811686, 29730980, 41623372, 52029215, 104058430, 208116860]

約数ペア:

[(1, 208116860), (2, 104058430), (4, 52029215), (5, 41623372), (7, 29730980), (10, 20811686), (14, 14865490), (20, 10405843), (28, 7432745), (35, 5946196), (37, 5624780), (70, 2973098), (74, 2812390), (140, 1486549), (148, 1406195), (185, 1124956), (259, 803540), (370, 562478), (518, 401770), (740, 281239), (1036, 200885), (1295, 160708), (2590, 80354), (5180, 40177)]