20061854500

素因数分解:

$2^2\times 5^3\times {\mathrm{281}}^1\times {\mathrm{142789}}^1$

素因数の和:143089

約数の個数: 48

約数和(自身を含む): 43971323760

約数和(自身を除く): 23909469260

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 281, 500, 562, 1124, 1405, 2810, 5620, 7025, 14050, 28100, 35125, 70250, 140500, 142789, 285578, 571156, 713945, 1427890, 2855780, 3569725, 7139450, 14278900, 17848625, 35697250, 40123709, 71394500, 80247418, 160494836, 200618545, 401237090, 802474180, 1003092725, 2006185450, 4012370900, 5015463625, 10030927250, 20061854500]

約数ペア:

[(1, 20061854500), (2, 10030927250), (4, 5015463625), (5, 4012370900), (10, 2006185450), (20, 1003092725), (25, 802474180), (50, 401237090), (100, 200618545), (125, 160494836), (250, 80247418), (281, 71394500), (500, 40123709), (562, 35697250), (1124, 17848625), (1405, 14278900), (2810, 7139450), (5620, 3569725), (7025, 2855780), (14050, 1427890), (28100, 713945), (35125, 571156), (70250, 285578), (140500, 142789)]