4512820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1021}}^1$

素因数の和:1060

約数の個数: 48

約数和(自身を含む): 10816848

約数和(自身を除く): 6304028

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1021, 1105, 2042, 2210, 4084, 4420, 5105, 10210, 13273, 17357, 20420, 26546, 34714, 53092, 66365, 69428, 86785, 132730, 173570, 225641, 265460, 347140, 451282, 902564, 1128205, 2256410, 4512820]

約数ペア:

[(1, 4512820), (2, 2256410), (4, 1128205), (5, 902564), (10, 451282), (13, 347140), (17, 265460), (20, 225641), (26, 173570), (34, 132730), (52, 86785), (65, 69428), (68, 66365), (85, 53092), (130, 34714), (170, 26546), (221, 20420), (260, 17357), (340, 13273), (442, 10210), (884, 5105), (1021, 4420), (1105, 4084), (2042, 2210)]