189670960

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{38867}}^1$

素因数の和:38941

約数の個数: 40

約数和(自身を含む): 448225776

約数和(自身を除く): 258554816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 38867, 77734, 155468, 194335, 310936, 388670, 621872, 777340, 1554680, 2370887, 3109360, 4741774, 9483548, 11854435, 18967096, 23708870, 37934192, 47417740, 94835480, 189670960]

約数ペア:

[(1, 189670960), (2, 94835480), (4, 47417740), (5, 37934192), (8, 23708870), (10, 18967096), (16, 11854435), (20, 9483548), (40, 4741774), (61, 3109360), (80, 2370887), (122, 1554680), (244, 777340), (305, 621872), (488, 388670), (610, 310936), (976, 194335), (1220, 155468), (2440, 77734), (4880, 38867)]