260212940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{34511}}^1$

素因数の和:34562

約数の個数: 48

約数和(自身を含む): 608791680

約数和(自身を除く): 348578740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3770, 7540, 34511, 69022, 138044, 172555, 345110, 448643, 690220, 897286, 1000819, 1794572, 2001638, 2243215, 4003276, 4486430, 5004095, 8972860, 10008190, 13010647, 20016380, 26021294, 52042588, 65053235, 130106470, 260212940]

約数ペア:

[(1, 260212940), (2, 130106470), (4, 65053235), (5, 52042588), (10, 26021294), (13, 20016380), (20, 13010647), (26, 10008190), (29, 8972860), (52, 5004095), (58, 4486430), (65, 4003276), (116, 2243215), (130, 2001638), (145, 1794572), (260, 1000819), (290, 897286), (377, 690220), (580, 448643), (754, 345110), (1508, 172555), (1885, 138044), (3770, 69022), (7540, 34511)]