13887380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1723}}^1$

素因数の和:1776

約数の個数: 48

約数和(自身を含む): 32438784

約数和(自身を除く): 18551404

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 1723, 2015, 3446, 4030, 6892, 8060, 8615, 17230, 22399, 34460, 44798, 53413, 89596, 106826, 111995, 213652, 223990, 267065, 447980, 534130, 694369, 1068260, 1388738, 2777476, 3471845, 6943690, 13887380]

約数ペア:

[(1, 13887380), (2, 6943690), (4, 3471845), (5, 2777476), (10, 1388738), (13, 1068260), (20, 694369), (26, 534130), (31, 447980), (52, 267065), (62, 223990), (65, 213652), (124, 111995), (130, 106826), (155, 89596), (260, 53413), (310, 44798), (403, 34460), (620, 22399), (806, 17230), (1612, 8615), (1723, 8060), (2015, 6892), (3446, 4030)]