90222260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{1019}}^1$

素因数の和:1280

約数の個数: 48

約数和(自身を含む): 200491200

約数和(自身を除く): 110268940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 233, 380, 466, 932, 1019, 1165, 2038, 2330, 4076, 4427, 4660, 5095, 8854, 10190, 17708, 19361, 20380, 22135, 38722, 44270, 77444, 88540, 96805, 193610, 237427, 387220, 474854, 949708, 1187135, 2374270, 4511113, 4748540, 9022226, 18044452, 22555565, 45111130, 90222260]

約数ペア:

[(1, 90222260), (2, 45111130), (4, 22555565), (5, 18044452), (10, 9022226), (19, 4748540), (20, 4511113), (38, 2374270), (76, 1187135), (95, 949708), (190, 474854), (233, 387220), (380, 237427), (466, 193610), (932, 96805), (1019, 88540), (1165, 77444), (2038, 44270), (2330, 38722), (4076, 22135), (4427, 20380), (4660, 19361), (5095, 17708), (8854, 10190)]