20111340520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{16218823}}^1$

素因数の和:16218865

約数の個数: 32

約数和(自身を含む): 46710213120

約数和(自身を除く): 26598872600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 16218823, 32437646, 64875292, 81094115, 129750584, 162188230, 324376460, 502783513, 648752920, 1005567026, 2011134052, 2513917565, 4022268104, 5027835130, 10055670260, 20111340520]

約数ペア:

[(1, 20111340520), (2, 10055670260), (4, 5027835130), (5, 4022268104), (8, 2513917565), (10, 2011134052), (20, 1005567026), (31, 648752920), (40, 502783513), (62, 324376460), (124, 162188230), (155, 129750584), (248, 81094115), (310, 64875292), (620, 32437646), (1240, 16218823)]