13682780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{761}}^1$

素因数の和:830

約数の個数: 48

約数和(自身を含む): 30723840

約数和(自身を除く): 17041060

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 155, 290, 310, 580, 620, 761, 899, 1522, 1798, 3044, 3596, 3805, 4495, 7610, 8990, 15220, 17980, 22069, 23591, 44138, 47182, 88276, 94364, 110345, 117955, 220690, 235910, 441380, 471820, 684139, 1368278, 2736556, 3420695, 6841390, 13682780]

約数ペア:

[(1, 13682780), (2, 6841390), (4, 3420695), (5, 2736556), (10, 1368278), (20, 684139), (29, 471820), (31, 441380), (58, 235910), (62, 220690), (116, 117955), (124, 110345), (145, 94364), (155, 88276), (290, 47182), (310, 44138), (580, 23591), (620, 22069), (761, 17980), (899, 15220), (1522, 8990), (1798, 7610), (3044, 4495), (3596, 3805)]