20190860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{24623}}^1$

素因数の和:24673

約数の個数: 24

約数和(自身を含む): 43436736

約数和(自身を除く): 23245876

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 24623, 49246, 98492, 123115, 246230, 492460, 1009543, 2019086, 4038172, 5047715, 10095430, 20190860]

約数ペア:

[(1, 20190860), (2, 10095430), (4, 5047715), (5, 4038172), (10, 2019086), (20, 1009543), (41, 492460), (82, 246230), (164, 123115), (205, 98492), (410, 49246), (820, 24623)]