20683806710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{271}}^1\times {\mathrm{6529}}^1$

素因数の和:6981

約数の個数: 64

約数和(自身を含む): 42968862720

約数和(自身を除く): 22285056010

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 167, 271, 334, 542, 835, 1169, 1355, 1670, 1897, 2338, 2710, 3794, 5845, 6529, 9485, 11690, 13058, 18970, 32645, 45257, 45703, 65290, 90514, 91406, 226285, 228515, 316799, 452570, 457030, 633598, 1090343, 1583995, 1769359, 2180686, 3167990, 3538718, 5451715, 7632401, 8846795, 10903430, 12385513, 15264802, 17693590, 24771026, 38162005, 61927565, 76324010, 123855130, 295482953, 590965906, 1477414765, 2068380671, 2954829530, 4136761342, 10341903355, 20683806710]

約数ペア:

[(1, 20683806710), (2, 10341903355), (5, 4136761342), (7, 2954829530), (10, 2068380671), (14, 1477414765), (35, 590965906), (70, 295482953), (167, 123855130), (271, 76324010), (334, 61927565), (542, 38162005), (835, 24771026), (1169, 17693590), (1355, 15264802), (1670, 12385513), (1897, 10903430), (2338, 8846795), (2710, 7632401), (3794, 5451715), (5845, 3538718), (6529, 3167990), (9485, 2180686), (11690, 1769359), (13058, 1583995), (18970, 1090343), (32645, 633598), (45257, 457030), (45703, 452570), (65290, 316799), (90514, 228515), (91406, 226285)]