31772320

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11681}}^1$

素因数の和:11713

約数の個数: 48

約数和(自身を含む): 79484328

約数和(自身を除く): 47712008

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 11681, 23362, 46724, 58405, 93448, 116810, 186896, 198577, 233620, 373792, 397154, 467240, 794308, 934480, 992885, 1588616, 1868960, 1985770, 3177232, 3971540, 6354464, 7943080, 15886160, 31772320]

約数ペア:

[(1, 31772320), (2, 15886160), (4, 7943080), (5, 6354464), (8, 3971540), (10, 3177232), (16, 1985770), (17, 1868960), (20, 1588616), (32, 992885), (34, 934480), (40, 794308), (68, 467240), (80, 397154), (85, 373792), (136, 233620), (160, 198577), (170, 186896), (272, 116810), (340, 93448), (544, 58405), (680, 46724), (1360, 23362), (2720, 11681)]