20843880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{173699}}^1$

素因数の和:173713

約数の個数: 32

約数和(自身を含む): 62532000

約数和(自身を除く): 41688120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 173699, 347398, 521097, 694796, 868495, 1042194, 1389592, 1736990, 2084388, 2605485, 3473980, 4168776, 5210970, 6947960, 10421940, 20843880]

約数ペア:

[(1, 20843880), (2, 10421940), (3, 6947960), (4, 5210970), (5, 4168776), (6, 3473980), (8, 2605485), (10, 2084388), (12, 1736990), (15, 1389592), (20, 1042194), (24, 868495), (30, 694796), (40, 521097), (60, 347398), (120, 173699)]