12927380

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 28667520

約数和(自身を除く): 15740140

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 157, 179, 230, 314, 358, 460, 628, 716, 785, 895, 1570, 1790, 3140, 3580, 3611, 4117, 7222, 8234, 14444, 16468, 18055, 20585, 28103, 36110, 41170, 56206, 72220, 82340, 112412, 140515, 281030, 562060, 646369, 1292738, 2585476, 3231845, 6463690, 12927380]

約数ペア:

[(1, 12927380), (2, 6463690), (4, 3231845), (5, 2585476), (10, 1292738), (20, 646369), (23, 562060), (46, 281030), (92, 140515), (115, 112412), (157, 82340), (179, 72220), (230, 56206), (314, 41170), (358, 36110), (460, 28103), (628, 20585), (716, 18055), (785, 16468), (895, 14444), (1570, 8234), (1790, 7222), (3140, 4117), (3580, 3611)]