4498498640

素因数分解:

$2^4\times 5^1\times {\mathrm{2539}}^1\times {\mathrm{22147}}^1$

素因数の和:24699

約数の個数: 40

約数和(自身を含む): 10463601120

約数和(自身を除く): 5965102480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2539, 5078, 10156, 12695, 20312, 22147, 25390, 40624, 44294, 50780, 88588, 101560, 110735, 177176, 203120, 221470, 354352, 442940, 885880, 1771760, 56231233, 112462466, 224924932, 281156165, 449849864, 562312330, 899699728, 1124624660, 2249249320, 4498498640]

約数ペア:

[(1, 4498498640), (2, 2249249320), (4, 1124624660), (5, 899699728), (8, 562312330), (10, 449849864), (16, 281156165), (20, 224924932), (40, 112462466), (80, 56231233), (2539, 1771760), (5078, 885880), (10156, 442940), (12695, 354352), (20312, 221470), (22147, 203120), (25390, 177176), (40624, 110735), (44294, 101560), (50780, 88588)]