26501420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{233}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 62741952

約数和(自身を除く): 36240532

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 121, 188, 220, 233, 235, 242, 466, 470, 484, 517, 605, 932, 940, 1034, 1165, 1210, 2068, 2330, 2420, 2563, 2585, 4660, 5126, 5170, 5687, 10252, 10340, 10951, 11374, 12815, 21902, 22748, 25630, 28193, 28435, 43804, 51260, 54755, 56386, 56870, 109510, 112772, 113740, 120461, 140965, 219020, 240922, 281930, 481844, 563860, 602305, 1204610, 1325071, 2409220, 2650142, 5300284, 6625355, 13250710, 26501420]

約数ペア:

[(1, 26501420), (2, 13250710), (4, 6625355), (5, 5300284), (10, 2650142), (11, 2409220), (20, 1325071), (22, 1204610), (44, 602305), (47, 563860), (55, 481844), (94, 281930), (110, 240922), (121, 219020), (188, 140965), (220, 120461), (233, 113740), (235, 112772), (242, 109510), (466, 56870), (470, 56386), (484, 54755), (517, 51260), (605, 43804), (932, 28435), (940, 28193), (1034, 25630), (1165, 22748), (1210, 21902), (2068, 12815), (2330, 11374), (2420, 10951), (2563, 10340), (2585, 10252), (4660, 5687), (5126, 5170)]