2017384520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1626923}}^1$

素因数の和:1626965

約数の個数: 32

約数和(自身を含む): 4685541120

約数和(自身を除く): 2668156600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 1626923, 3253846, 6507692, 8134615, 13015384, 16269230, 32538460, 50434613, 65076920, 100869226, 201738452, 252173065, 403476904, 504346130, 1008692260, 2017384520]

約数ペア:

[(1, 2017384520), (2, 1008692260), (4, 504346130), (5, 403476904), (8, 252173065), (10, 201738452), (20, 100869226), (31, 65076920), (40, 50434613), (62, 32538460), (124, 16269230), (155, 13015384), (248, 8134615), (310, 6507692), (620, 3253846), (1240, 1626923)]