231569420

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{2833}}^1$

素因数の和:2970

約数の個数: 48

約数和(自身を含む): 501822048

約数和(自身を除く): 270252628

約数列:

[1, 2, 4, 5, 10, 20, 61, 67, 122, 134, 244, 268, 305, 335, 610, 670, 1220, 1340, 2833, 4087, 5666, 8174, 11332, 14165, 16348, 20435, 28330, 40870, 56660, 81740, 172813, 189811, 345626, 379622, 691252, 759244, 864065, 949055, 1728130, 1898110, 3456260, 3796220, 11578471, 23156942, 46313884, 57892355, 115784710, 231569420]

約数ペア:

[(1, 231569420), (2, 115784710), (4, 57892355), (5, 46313884), (10, 23156942), (20, 11578471), (61, 3796220), (67, 3456260), (122, 1898110), (134, 1728130), (244, 949055), (268, 864065), (305, 759244), (335, 691252), (610, 379622), (670, 345626), (1220, 189811), (1340, 172813), (2833, 81740), (4087, 56660), (5666, 40870), (8174, 28330), (11332, 20435), (14165, 16348)]