20246930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{577}}^1$

素因数の和:635

約数の個数: 48

約数和(自身を含む): 41511960

約数和(自身を除く): 21265030

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 121, 145, 242, 290, 319, 577, 605, 638, 1154, 1210, 1595, 2885, 3190, 3509, 5770, 6347, 7018, 12694, 16733, 17545, 31735, 33466, 35090, 63470, 69817, 83665, 139634, 167330, 184063, 349085, 368126, 698170, 920315, 1840630, 2024693, 4049386, 10123465, 20246930]

約数ペア:

[(1, 20246930), (2, 10123465), (5, 4049386), (10, 2024693), (11, 1840630), (22, 920315), (29, 698170), (55, 368126), (58, 349085), (110, 184063), (121, 167330), (145, 139634), (242, 83665), (290, 69817), (319, 63470), (577, 35090), (605, 33466), (638, 31735), (1154, 17545), (1210, 16733), (1595, 12694), (2885, 7018), (3190, 6347), (3509, 5770)]