20004570

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{24697}}^1$

素因数の和:24716

約数の個数: 40

約数和(自身を含む): 53792244

約数和(自身を除く): 33787674

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 24697, 49394, 74091, 123485, 148182, 222273, 246970, 370455, 444546, 666819, 740910, 1111365, 1333638, 2000457, 2222730, 3334095, 4000914, 6668190, 10002285, 20004570]

約数ペア:

[(1, 20004570), (2, 10002285), (3, 6668190), (5, 4000914), (6, 3334095), (9, 2222730), (10, 2000457), (15, 1333638), (18, 1111365), (27, 740910), (30, 666819), (45, 444546), (54, 370455), (81, 246970), (90, 222273), (135, 148182), (162, 123485), (270, 74091), (405, 49394), (810, 24697)]