179970340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{3877}}^1$

素因数の和:4108

約数の個数: 48

約数和(自身を含む): 414356544

約数和(自身を除く): 234386204

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 211, 220, 422, 844, 1055, 2110, 2321, 3877, 4220, 4642, 7754, 9284, 11605, 15508, 19385, 23210, 38770, 42647, 46420, 77540, 85294, 170588, 213235, 426470, 818047, 852940, 1636094, 3272188, 4090235, 8180470, 8998517, 16360940, 17997034, 35994068, 44992585, 89985170, 179970340]

約数ペア:

[(1, 179970340), (2, 89985170), (4, 44992585), (5, 35994068), (10, 17997034), (11, 16360940), (20, 8998517), (22, 8180470), (44, 4090235), (55, 3272188), (110, 1636094), (211, 852940), (220, 818047), (422, 426470), (844, 213235), (1055, 170588), (2110, 85294), (2321, 77540), (3877, 46420), (4220, 42647), (4642, 38770), (7754, 23210), (9284, 19385), (11605, 15508)]