20121003050

素因数分解:

$2^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{809}}^1\times {\mathrm{8431}}^1$

素因数の和:9311

約数の個数: 48

約数和(自身を含む): 38110953600

約数和(自身を除く): 17989950550

約数列:

[1, 2, 5, 10, 25, 50, 59, 118, 295, 590, 809, 1475, 1618, 2950, 4045, 8090, 8431, 16862, 20225, 40450, 42155, 47731, 84310, 95462, 210775, 238655, 421550, 477310, 497429, 994858, 1193275, 2386550, 2487145, 4974290, 6820679, 12435725, 13641358, 24871450, 34103395, 68206790, 170516975, 341033950, 402420061, 804840122, 2012100305, 4024200610, 10060501525, 20121003050]

約数ペア:

[(1, 20121003050), (2, 10060501525), (5, 4024200610), (10, 2012100305), (25, 804840122), (50, 402420061), (59, 341033950), (118, 170516975), (295, 68206790), (590, 34103395), (809, 24871450), (1475, 13641358), (1618, 12435725), (2950, 6820679), (4045, 4974290), (8090, 2487145), (8431, 2386550), (16862, 1193275), (20225, 994858), (40450, 497429), (42155, 477310), (47731, 421550), (84310, 238655), (95462, 210775)]