47494940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{857}}^1$

素因数の和:1046

約数の個数: 48

約数和(自身を含む): 106378272

約数和(自身を除く): 58883332

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 163, 170, 326, 340, 652, 815, 857, 1630, 1714, 2771, 3260, 3428, 4285, 5542, 8570, 11084, 13855, 14569, 17140, 27710, 29138, 55420, 58276, 72845, 139691, 145690, 279382, 291380, 558764, 698455, 1396910, 2374747, 2793820, 4749494, 9498988, 11873735, 23747470, 47494940]

約数ペア:

[(1, 47494940), (2, 23747470), (4, 11873735), (5, 9498988), (10, 4749494), (17, 2793820), (20, 2374747), (34, 1396910), (68, 698455), (85, 558764), (163, 291380), (170, 279382), (326, 145690), (340, 139691), (652, 72845), (815, 58276), (857, 55420), (1630, 29138), (1714, 27710), (2771, 17140), (3260, 14569), (3428, 13855), (4285, 11084), (5542, 8570)]