23772920

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{9743}}^1$

素因数の和:9815

約数の個数: 32

約数和(自身を含む): 54371520

約数和(自身を除く): 30598600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 9743, 19486, 38972, 48715, 77944, 97430, 194860, 389720, 594323, 1188646, 2377292, 2971615, 4754584, 5943230, 11886460, 23772920]

約数ペア:

[(1, 23772920), (2, 11886460), (4, 5943230), (5, 4754584), (8, 2971615), (10, 2377292), (20, 1188646), (40, 594323), (61, 389720), (122, 194860), (244, 97430), (305, 77944), (488, 48715), (610, 38972), (1220, 19486), (2440, 9743)]