8194940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{733}}^1$

素因数の和:798

約数の個数: 48

約数和(自身を含む): 18990048

約数和(自身を除く): 10795108

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 733, 860, 1118, 1466, 2236, 2795, 2932, 3665, 5590, 7330, 9529, 11180, 14660, 19058, 31519, 38116, 47645, 63038, 95290, 126076, 157595, 190580, 315190, 409747, 630380, 819494, 1638988, 2048735, 4097470, 8194940]

約数ペア:

[(1, 8194940), (2, 4097470), (4, 2048735), (5, 1638988), (10, 819494), (13, 630380), (20, 409747), (26, 315190), (43, 190580), (52, 157595), (65, 126076), (86, 95290), (130, 63038), (172, 47645), (215, 38116), (260, 31519), (430, 19058), (559, 14660), (733, 11180), (860, 9529), (1118, 7330), (1466, 5590), (2236, 3665), (2795, 2932)]