209538340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{32843}}^1$

素因数の和:32892

約数の個数: 48

約数和(自身を含む): 496601280

約数和(自身を除く): 287062940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 6380, 32843, 65686, 131372, 164215, 328430, 361273, 656860, 722546, 952447, 1445092, 1806365, 1904894, 3612730, 3809788, 4762235, 7225460, 9524470, 10476917, 19048940, 20953834, 41907668, 52384585, 104769170, 209538340]

約数ペア:

[(1, 209538340), (2, 104769170), (4, 52384585), (5, 41907668), (10, 20953834), (11, 19048940), (20, 10476917), (22, 9524470), (29, 7225460), (44, 4762235), (55, 3809788), (58, 3612730), (110, 1904894), (116, 1806365), (145, 1445092), (220, 952447), (290, 722546), (319, 656860), (580, 361273), (638, 328430), (1276, 164215), (1595, 131372), (3190, 65686), (6380, 32843)]