1253020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:130

約数の個数: 48

約数和(自身を含む): 2838528

約数和(自身を除く): 1585508

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 47, 62, 86, 94, 124, 155, 172, 188, 215, 235, 310, 430, 470, 620, 860, 940, 1333, 1457, 2021, 2666, 2914, 4042, 5332, 5828, 6665, 7285, 8084, 10105, 13330, 14570, 20210, 26660, 29140, 40420, 62651, 125302, 250604, 313255, 626510, 1253020]

約数ペア:

[(1, 1253020), (2, 626510), (4, 313255), (5, 250604), (10, 125302), (20, 62651), (31, 40420), (43, 29140), (47, 26660), (62, 20210), (86, 14570), (94, 13330), (124, 10105), (155, 8084), (172, 7285), (188, 6665), (215, 5828), (235, 5332), (310, 4042), (430, 2914), (470, 2666), (620, 2021), (860, 1457), (940, 1333)]