20194504860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{523}}^1\times {\mathrm{643547}}^1$

素因数の和:644082

約数の個数: 48

約数和(自身を含む): 56652817536

約数和(自身を除く): 36458312676

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 523, 1046, 1569, 2092, 2615, 3138, 5230, 6276, 7845, 10460, 15690, 31380, 643547, 1287094, 1930641, 2574188, 3217735, 3861282, 6435470, 7722564, 9653205, 12870940, 19306410, 38612820, 336575081, 673150162, 1009725243, 1346300324, 1682875405, 2019450486, 3365750810, 4038900972, 5048626215, 6731501620, 10097252430, 20194504860]

約数ペア:

[(1, 20194504860), (2, 10097252430), (3, 6731501620), (4, 5048626215), (5, 4038900972), (6, 3365750810), (10, 2019450486), (12, 1682875405), (15, 1346300324), (20, 1009725243), (30, 673150162), (60, 336575081), (523, 38612820), (1046, 19306410), (1569, 12870940), (2092, 9653205), (2615, 7722564), (3138, 6435470), (5230, 3861282), (6276, 3217735), (7845, 2574188), (10460, 1930641), (15690, 1287094), (31380, 643547)]