2013230920

素因数分解:

$2^3\times 5^1\times {\mathrm{5303}}^1\times {\mathrm{9491}}^1$

素因数の和:14805

約数の個数: 32

約数和(自身を含む): 4531101120

約数和(自身を除く): 2517870200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5303, 9491, 10606, 18982, 21212, 26515, 37964, 42424, 47455, 53030, 75928, 94910, 106060, 189820, 212120, 379640, 50330773, 100661546, 201323092, 251653865, 402646184, 503307730, 1006615460, 2013230920]

約数ペア:

[(1, 2013230920), (2, 1006615460), (4, 503307730), (5, 402646184), (8, 251653865), (10, 201323092), (20, 100661546), (40, 50330773), (5303, 379640), (9491, 212120), (10606, 189820), (18982, 106060), (21212, 94910), (26515, 75928), (37964, 53030), (42424, 47455)]