213793520

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{50423}}^1$

素因数の和:50489

約数の個数: 40

約数和(自身を含む): 506458656

約数和(自身を除く): 292665136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 50423, 100846, 201692, 252115, 403384, 504230, 806768, 1008460, 2016920, 2672419, 4033840, 5344838, 10689676, 13362095, 21379352, 26724190, 42758704, 53448380, 106896760, 213793520]

約数ペア:

[(1, 213793520), (2, 106896760), (4, 53448380), (5, 42758704), (8, 26724190), (10, 21379352), (16, 13362095), (20, 10689676), (40, 5344838), (53, 4033840), (80, 2672419), (106, 2016920), (212, 1008460), (265, 806768), (424, 504230), (530, 403384), (848, 252115), (1060, 201692), (2120, 100846), (4240, 50423)]