40394720

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{14851}}^1$

素因数の和:14883

約数の個数: 48

約数和(自身を含む): 101053008

約数和(自身を除く): 60658288

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 14851, 29702, 59404, 74255, 118808, 148510, 237616, 252467, 297020, 475232, 504934, 594040, 1009868, 1188080, 1262335, 2019736, 2376160, 2524670, 4039472, 5049340, 8078944, 10098680, 20197360, 40394720]

約数ペア:

[(1, 40394720), (2, 20197360), (4, 10098680), (5, 8078944), (8, 5049340), (10, 4039472), (16, 2524670), (17, 2376160), (20, 2019736), (32, 1262335), (34, 1188080), (40, 1009868), (68, 594040), (80, 504934), (85, 475232), (136, 297020), (160, 252467), (170, 237616), (272, 148510), (340, 118808), (544, 74255), (680, 59404), (1360, 29702), (2720, 14851)]