1056380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 2540160

約数和(自身を除く): 1483780

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 239, 260, 340, 442, 478, 884, 956, 1105, 1195, 2210, 2390, 3107, 4063, 4420, 4780, 6214, 8126, 12428, 15535, 16252, 20315, 31070, 40630, 52819, 62140, 81260, 105638, 211276, 264095, 528190, 1056380]

約数ペア:

[(1, 1056380), (2, 528190), (4, 264095), (5, 211276), (10, 105638), (13, 81260), (17, 62140), (20, 52819), (26, 40630), (34, 31070), (52, 20315), (65, 16252), (68, 15535), (85, 12428), (130, 8126), (170, 6214), (221, 4780), (239, 4420), (260, 4063), (340, 3107), (442, 2390), (478, 2210), (884, 1195), (956, 1105)]