8269820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1871}}^1$

素因数の和:1910

約数の個数: 48

約数和(自身を含む): 19813248

約数和(自身を除く): 11543428

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 1871, 2210, 3742, 4420, 7484, 9355, 18710, 24323, 31807, 37420, 48646, 63614, 97292, 121615, 127228, 159035, 243230, 318070, 413491, 486460, 636140, 826982, 1653964, 2067455, 4134910, 8269820]

約数ペア:

[(1, 8269820), (2, 4134910), (4, 2067455), (5, 1653964), (10, 826982), (13, 636140), (17, 486460), (20, 413491), (26, 318070), (34, 243230), (52, 159035), (65, 127228), (68, 121615), (85, 97292), (130, 63614), (170, 48646), (221, 37420), (260, 31807), (340, 24323), (442, 18710), (884, 9355), (1105, 7484), (1871, 4420), (2210, 3742)]