406700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{83}}^1$

素因数の和:111

約数の個数: 54

約数和(自身を含む): 1038996

約数和(自身を除く): 632296

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 83, 98, 100, 140, 166, 175, 196, 245, 332, 350, 415, 490, 581, 700, 830, 980, 1162, 1225, 1660, 2075, 2324, 2450, 2905, 4067, 4150, 4900, 5810, 8134, 8300, 11620, 14525, 16268, 20335, 29050, 40670, 58100, 81340, 101675, 203350, 406700]

約数ペア:

[(1, 406700), (2, 203350), (4, 101675), (5, 81340), (7, 58100), (10, 40670), (14, 29050), (20, 20335), (25, 16268), (28, 14525), (35, 11620), (49, 8300), (50, 8134), (70, 5810), (83, 4900), (98, 4150), (100, 4067), (140, 2905), (166, 2450), (175, 2324), (196, 2075), (245, 1660), (332, 1225), (350, 1162), (415, 980), (490, 830), (581, 700)]