39781870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{971}}^1$

素因数の和:1236

約数の個数: 32

約数和(自身を含む): 76212576

約数和(自身を除く): 36430706

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 241, 482, 971, 1205, 1942, 2410, 4097, 4855, 8194, 9710, 16507, 20485, 33014, 40970, 82535, 165070, 234011, 468022, 1170055, 2340110, 3978187, 7956374, 19890935, 39781870]

約数ペア:

[(1, 39781870), (2, 19890935), (5, 7956374), (10, 3978187), (17, 2340110), (34, 1170055), (85, 468022), (170, 234011), (241, 165070), (482, 82535), (971, 40970), (1205, 33014), (1942, 20485), (2410, 16507), (4097, 9710), (4855, 8194)]