103989820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{443}}^1$

素因数の和:571

約数の個数: 72

約数和(自身を含む): 243058032

約数和(自身を除く): 139068212

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 121, 194, 220, 242, 388, 443, 484, 485, 605, 886, 970, 1067, 1210, 1772, 1940, 2134, 2215, 2420, 4268, 4430, 4873, 5335, 8860, 9746, 10670, 11737, 19492, 21340, 23474, 24365, 42971, 46948, 48730, 53603, 58685, 85942, 97460, 107206, 117370, 171884, 214412, 214855, 234740, 268015, 429710, 472681, 536030, 859420, 945362, 1072060, 1890724, 2363405, 4726810, 5199491, 9453620, 10398982, 20797964, 25997455, 51994910, 103989820]

約数ペア:

[(1, 103989820), (2, 51994910), (4, 25997455), (5, 20797964), (10, 10398982), (11, 9453620), (20, 5199491), (22, 4726810), (44, 2363405), (55, 1890724), (97, 1072060), (110, 945362), (121, 859420), (194, 536030), (220, 472681), (242, 429710), (388, 268015), (443, 234740), (484, 214855), (485, 214412), (605, 171884), (886, 117370), (970, 107206), (1067, 97460), (1210, 85942), (1772, 58685), (1940, 53603), (2134, 48730), (2215, 46948), (2420, 42971), (4268, 24365), (4430, 23474), (4873, 21340), (5335, 19492), (8860, 11737), (9746, 10670)]