421430

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:128

約数の個数: 32

約数和(自身を含む): 837216

約数和(自身を除く): 415786

約数列:

[1, 2, 5, 10, 17, 34, 37, 67, 74, 85, 134, 170, 185, 335, 370, 629, 670, 1139, 1258, 2278, 2479, 3145, 4958, 5695, 6290, 11390, 12395, 24790, 42143, 84286, 210715, 421430]

約数ペア:

[(1, 421430), (2, 210715), (5, 84286), (10, 42143), (17, 24790), (34, 12395), (37, 11390), (67, 6290), (74, 5695), (85, 4958), (134, 3145), (170, 2479), (185, 2278), (335, 1258), (370, 1139), (629, 670)]