203737580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1\times {\mathrm{947}}^1$

素因数の和:1334

約数の個数: 48

約数和(自身を含む): 443390976

約数和(自身を除く): 239653396

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 347, 620, 694, 947, 1388, 1735, 1894, 3470, 3788, 4735, 6940, 9470, 10757, 18940, 21514, 29357, 43028, 53785, 58714, 107570, 117428, 146785, 215140, 293570, 328609, 587140, 657218, 1314436, 1643045, 3286090, 6572180, 10186879, 20373758, 40747516, 50934395, 101868790, 203737580]

約数ペア:

[(1, 203737580), (2, 101868790), (4, 50934395), (5, 40747516), (10, 20373758), (20, 10186879), (31, 6572180), (62, 3286090), (124, 1643045), (155, 1314436), (310, 657218), (347, 587140), (620, 328609), (694, 293570), (947, 215140), (1388, 146785), (1735, 117428), (1894, 107570), (3470, 58714), (3788, 53785), (4735, 43028), (6940, 29357), (9470, 21514), (10757, 18940)]