40479880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1087}}^1$

素因数の和:1131

約数の個数: 96

約数和(自身を含む): 111628800

約数和(自身を除く): 71148920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 95, 98, 133, 140, 152, 190, 196, 245, 266, 280, 380, 392, 490, 532, 665, 760, 931, 980, 1064, 1087, 1330, 1862, 1960, 2174, 2660, 3724, 4348, 4655, 5320, 5435, 7448, 7609, 8696, 9310, 10870, 15218, 18620, 20653, 21740, 30436, 37240, 38045, 41306, 43480, 53263, 60872, 76090, 82612, 103265, 106526, 144571, 152180, 165224, 206530, 213052, 266315, 289142, 304360, 413060, 426104, 532630, 578284, 722855, 826120, 1011997, 1065260, 1156568, 1445710, 2023994, 2130520, 2891420, 4047988, 5059985, 5782840, 8095976, 10119970, 20239940, 40479880]

約数ペア:

[(1, 40479880), (2, 20239940), (4, 10119970), (5, 8095976), (7, 5782840), (8, 5059985), (10, 4047988), (14, 2891420), (19, 2130520), (20, 2023994), (28, 1445710), (35, 1156568), (38, 1065260), (40, 1011997), (49, 826120), (56, 722855), (70, 578284), (76, 532630), (95, 426104), (98, 413060), (133, 304360), (140, 289142), (152, 266315), (190, 213052), (196, 206530), (245, 165224), (266, 152180), (280, 144571), (380, 106526), (392, 103265), (490, 82612), (532, 76090), (665, 60872), (760, 53263), (931, 43480), (980, 41306), (1064, 38045), (1087, 37240), (1330, 30436), (1862, 21740), (1960, 20653), (2174, 18620), (2660, 15218), (3724, 10870), (4348, 9310), (4655, 8696), (5320, 7609), (5435, 7448)]