29806640

素因数分解:

$2^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{1627}}^1$

素因数の和:1869

約数の個数: 40

約数和(自身を含む): 69645840

約数和(自身を除く): 39839200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229, 458, 916, 1145, 1627, 1832, 2290, 3254, 3664, 4580, 6508, 8135, 9160, 13016, 16270, 18320, 26032, 32540, 65080, 130160, 372583, 745166, 1490332, 1862915, 2980664, 3725830, 5961328, 7451660, 14903320, 29806640]

約数ペア:

[(1, 29806640), (2, 14903320), (4, 7451660), (5, 5961328), (8, 3725830), (10, 2980664), (16, 1862915), (20, 1490332), (40, 745166), (80, 372583), (229, 130160), (458, 65080), (916, 32540), (1145, 26032), (1627, 18320), (1832, 16270), (2290, 13016), (3254, 9160), (3664, 8135), (4580, 6508)]