200399540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{19381}}^1$

素因数の和:19448

約数の個数: 48

約数和(自身を含む): 468889344

約数和(自身を除く): 268489804

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 1034, 2068, 2585, 5170, 10340, 19381, 38762, 77524, 96905, 193810, 213191, 387620, 426382, 852764, 910907, 1065955, 1821814, 2131910, 3643628, 4263820, 4554535, 9109070, 10019977, 18218140, 20039954, 40079908, 50099885, 100199770, 200399540]

約数ペア:

[(1, 200399540), (2, 100199770), (4, 50099885), (5, 40079908), (10, 20039954), (11, 18218140), (20, 10019977), (22, 9109070), (44, 4554535), (47, 4263820), (55, 3643628), (94, 2131910), (110, 1821814), (188, 1065955), (220, 910907), (235, 852764), (470, 426382), (517, 387620), (940, 213191), (1034, 193810), (2068, 96905), (2585, 77524), (5170, 38762), (10340, 19381)]