20139631700

素因数分解:

$2^2\times 5^2\times {\mathrm{523}}^1\times {\mathrm{385079}}^1$

素因数の和:385616

約数の個数: 36

約数和(自身を含む): 43786676640

約数和(自身を除く): 23647044940

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 523, 1046, 2092, 2615, 5230, 10460, 13075, 26150, 52300, 385079, 770158, 1540316, 1925395, 3850790, 7701580, 9626975, 19253950, 38507900, 201396317, 402792634, 805585268, 1006981585, 2013963170, 4027926340, 5034907925, 10069815850, 20139631700]

約数ペア:

[(1, 20139631700), (2, 10069815850), (4, 5034907925), (5, 4027926340), (10, 2013963170), (20, 1006981585), (25, 805585268), (50, 402792634), (100, 201396317), (523, 38507900), (1046, 19253950), (2092, 9626975), (2615, 7701580), (5230, 3850790), (10460, 1925395), (13075, 1540316), (26150, 770158), (52300, 385079)]