55137220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{787}}^1$

素因数の和:940

約数の個数: 48

約数和(自身を含む): 120734208

約数和(自身を除く): 65596988

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 113, 124, 155, 226, 310, 452, 565, 620, 787, 1130, 1574, 2260, 3148, 3503, 3935, 7006, 7870, 14012, 15740, 17515, 24397, 35030, 48794, 70060, 88931, 97588, 121985, 177862, 243970, 355724, 444655, 487940, 889310, 1778620, 2756861, 5513722, 11027444, 13784305, 27568610, 55137220]

約数ペア:

[(1, 55137220), (2, 27568610), (4, 13784305), (5, 11027444), (10, 5513722), (20, 2756861), (31, 1778620), (62, 889310), (113, 487940), (124, 444655), (155, 355724), (226, 243970), (310, 177862), (452, 121985), (565, 97588), (620, 88931), (787, 70060), (1130, 48794), (1574, 35030), (2260, 24397), (3148, 17515), (3503, 15740), (3935, 14012), (7006, 7870)]