30309320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{24443}}^1$

素因数の和:24485

約数の個数: 32

約数和(自身を含む): 70398720

約数和(自身を除く): 40089400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 24443, 48886, 97772, 122215, 195544, 244430, 488860, 757733, 977720, 1515466, 3030932, 3788665, 6061864, 7577330, 15154660, 30309320]

約数ペア:

[(1, 30309320), (2, 15154660), (4, 7577330), (5, 6061864), (8, 3788665), (10, 3030932), (20, 1515466), (31, 977720), (40, 757733), (62, 488860), (124, 244430), (155, 195544), (248, 122215), (310, 97772), (620, 48886), (1240, 24443)]