19626250

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{2243}}^1$

素因数の和:2272

約数の個数: 40

約数和(自身を含む): 42061536

約数和(自身を除く): 22435286

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 625, 875, 1250, 1750, 2243, 4375, 4486, 8750, 11215, 15701, 22430, 31402, 56075, 78505, 112150, 157010, 280375, 392525, 560750, 785050, 1401875, 1962625, 2803750, 3925250, 9813125, 19626250]

約数ペア:

[(1, 19626250), (2, 9813125), (5, 3925250), (7, 2803750), (10, 1962625), (14, 1401875), (25, 785050), (35, 560750), (50, 392525), (70, 280375), (125, 157010), (175, 112150), (250, 78505), (350, 56075), (625, 31402), (875, 22430), (1250, 15701), (1750, 11215), (2243, 8750), (4375, 4486)]