201893840

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61553}}^1$

素因数の和:61607

約数の個数: 40

約数和(自身を含む): 480859848

約数和(自身を除く): 278966008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 61553, 123106, 246212, 307765, 492424, 615530, 984848, 1231060, 2462120, 2523673, 4924240, 5047346, 10094692, 12618365, 20189384, 25236730, 40378768, 50473460, 100946920, 201893840]

約数ペア:

[(1, 201893840), (2, 100946920), (4, 50473460), (5, 40378768), (8, 25236730), (10, 20189384), (16, 12618365), (20, 10094692), (40, 5047346), (41, 4924240), (80, 2523673), (82, 2462120), (164, 1231060), (205, 984848), (328, 615530), (410, 492424), (656, 307765), (820, 246212), (1640, 123106), (3280, 61553)]