27863420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3457}}^1$

素因数の和:3510

約数の個数: 48

約数和(自身を含む): 65065728

約数和(自身を除く): 37202308

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 3457, 4030, 6914, 8060, 13828, 17285, 34570, 44941, 69140, 89882, 107167, 179764, 214334, 224705, 428668, 449410, 535835, 898820, 1071670, 1393171, 2143340, 2786342, 5572684, 6965855, 13931710, 27863420]

約数ペア:

[(1, 27863420), (2, 13931710), (4, 6965855), (5, 5572684), (10, 2786342), (13, 2143340), (20, 1393171), (26, 1071670), (31, 898820), (52, 535835), (62, 449410), (65, 428668), (124, 224705), (130, 214334), (155, 179764), (260, 107167), (310, 89882), (403, 69140), (620, 44941), (806, 34570), (1612, 17285), (2015, 13828), (3457, 8060), (4030, 6914)]