277207060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{2333}}^1$

素因数の和:2812

約数の個数: 48

約数和(自身を含む): 628555536

約数和(自身を除く): 351348476

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 457, 914, 1828, 2285, 2333, 4570, 4666, 5941, 9140, 9332, 11665, 11882, 23330, 23764, 29705, 30329, 46660, 59410, 60658, 118820, 121316, 151645, 303290, 606580, 1066181, 2132362, 4264724, 5330905, 10661810, 13860353, 21323620, 27720706, 55441412, 69301765, 138603530, 277207060]

約数ペア:

[(1, 277207060), (2, 138603530), (4, 69301765), (5, 55441412), (10, 27720706), (13, 21323620), (20, 13860353), (26, 10661810), (52, 5330905), (65, 4264724), (130, 2132362), (260, 1066181), (457, 606580), (914, 303290), (1828, 151645), (2285, 121316), (2333, 118820), (4570, 60658), (4666, 59410), (5941, 46660), (9140, 30329), (9332, 29705), (11665, 23764), (11882, 23330)]