40466720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{36131}}^1$

素因数の和:36153

約数の個数: 48

約数和(自身を含む): 109263168

約数和(自身を除く): 68796448

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 36131, 72262, 144524, 180655, 252917, 289048, 361310, 505834, 578096, 722620, 1011668, 1156192, 1264585, 1445240, 2023336, 2529170, 2890480, 4046672, 5058340, 5780960, 8093344, 10116680, 20233360, 40466720]

約数ペア:

[(1, 40466720), (2, 20233360), (4, 10116680), (5, 8093344), (7, 5780960), (8, 5058340), (10, 4046672), (14, 2890480), (16, 2529170), (20, 2023336), (28, 1445240), (32, 1264585), (35, 1156192), (40, 1011668), (56, 722620), (70, 578096), (80, 505834), (112, 361310), (140, 289048), (160, 252917), (224, 180655), (280, 144524), (560, 72262), (1120, 36131)]