8847820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{491}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 20085408

約数和(自身を除く): 11237588

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 53, 68, 85, 106, 170, 212, 265, 340, 491, 530, 901, 982, 1060, 1802, 1964, 2455, 3604, 4505, 4910, 8347, 9010, 9820, 16694, 18020, 26023, 33388, 41735, 52046, 83470, 104092, 130115, 166940, 260230, 442391, 520460, 884782, 1769564, 2211955, 4423910, 8847820]

約数ペア:

[(1, 8847820), (2, 4423910), (4, 2211955), (5, 1769564), (10, 884782), (17, 520460), (20, 442391), (34, 260230), (53, 166940), (68, 130115), (85, 104092), (106, 83470), (170, 52046), (212, 41735), (265, 33388), (340, 26023), (491, 18020), (530, 16694), (901, 9820), (982, 9010), (1060, 8347), (1802, 4910), (1964, 4505), (2455, 3604)]