1885280380

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{457}}^1\times {\mathrm{659}}^1$

素因数の和:1438

約数の個数: 48

約数和(自身を含む): 3986468640

約数和(自身を除く): 2101188260

約数列:

[1, 2, 4, 5, 10, 20, 313, 457, 626, 659, 914, 1252, 1318, 1565, 1828, 2285, 2636, 3130, 3295, 4570, 6260, 6590, 9140, 13180, 143041, 206267, 286082, 301163, 412534, 572164, 602326, 715205, 825068, 1031335, 1204652, 1430410, 1505815, 2062670, 2860820, 3011630, 4125340, 6023260, 94264019, 188528038, 377056076, 471320095, 942640190, 1885280380]

約数ペア:

[(1, 1885280380), (2, 942640190), (4, 471320095), (5, 377056076), (10, 188528038), (20, 94264019), (313, 6023260), (457, 4125340), (626, 3011630), (659, 2860820), (914, 2062670), (1252, 1505815), (1318, 1430410), (1565, 1204652), (1828, 1031335), (2285, 825068), (2636, 715205), (3130, 602326), (3295, 572164), (4570, 412534), (6260, 301163), (6590, 286082), (9140, 206267), (13180, 143041)]