6809487620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{109583}}^1$

素因数の和:109844

約数の個数: 48

約数和(自身を含む): 15464494080

約数和(自身を除く): 8655006460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 239, 260, 478, 956, 1195, 2390, 3107, 4780, 6214, 12428, 15535, 31070, 62140, 109583, 219166, 438332, 547915, 1095830, 1424579, 2191660, 2849158, 5698316, 7122895, 14245790, 26190337, 28491580, 52380674, 104761348, 130951685, 261903370, 340474381, 523806740, 680948762, 1361897524, 1702371905, 3404743810, 6809487620]

約数ペア:

[(1, 6809487620), (2, 3404743810), (4, 1702371905), (5, 1361897524), (10, 680948762), (13, 523806740), (20, 340474381), (26, 261903370), (52, 130951685), (65, 104761348), (130, 52380674), (239, 28491580), (260, 26190337), (478, 14245790), (956, 7122895), (1195, 5698316), (2390, 2849158), (3107, 2191660), (4780, 1424579), (6214, 1095830), (12428, 547915), (15535, 438332), (31070, 219166), (62140, 109583)]