27830140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3691}}^1$

素因数の和:3742

約数の個数: 48

約数和(自身を含む): 65126880

約数和(自身を除く): 37296740

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, 3691, 3770, 7382, 7540, 14764, 18455, 36910, 47983, 73820, 95966, 107039, 191932, 214078, 239915, 428156, 479830, 535195, 959660, 1070390, 1391507, 2140780, 2783014, 5566028, 6957535, 13915070, 27830140]

約数ペア:

[(1, 27830140), (2, 13915070), (4, 6957535), (5, 5566028), (10, 2783014), (13, 2140780), (20, 1391507), (26, 1070390), (29, 959660), (52, 535195), (58, 479830), (65, 428156), (116, 239915), (130, 214078), (145, 191932), (260, 107039), (290, 95966), (377, 73820), (580, 47983), (754, 36910), (1508, 18455), (1885, 14764), (3691, 7540), (3770, 7382)]