23945000

素因数分解:

$2^3\times 5^4\times {\mathrm{4789}}^1$

素因数の和:4815

約数の個数: 40

約数和(自身を含む): 56114850

約数和(自身を除く): 32169850

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 4789, 5000, 9578, 19156, 23945, 38312, 47890, 95780, 119725, 191560, 239450, 478900, 598625, 957800, 1197250, 2394500, 2993125, 4789000, 5986250, 11972500, 23945000]

約数ペア:

[(1, 23945000), (2, 11972500), (4, 5986250), (5, 4789000), (8, 2993125), (10, 2394500), (20, 1197250), (25, 957800), (40, 598625), (50, 478900), (100, 239450), (125, 191560), (200, 119725), (250, 95780), (500, 47890), (625, 38312), (1000, 23945), (1250, 19156), (2500, 9578), (4789, 5000)]