40047540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51343}}^1$

素因数の和:51368

約数の個数: 48

約数和(自身を含む): 120761088

約数和(自身を除く): 80713548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 51343, 102686, 154029, 205372, 256715, 308058, 513430, 616116, 667459, 770145, 1026860, 1334918, 1540290, 2002377, 2669836, 3080580, 3337295, 4004754, 6674590, 8009508, 10011885, 13349180, 20023770, 40047540]

約数ペア:

[(1, 40047540), (2, 20023770), (3, 13349180), (4, 10011885), (5, 8009508), (6, 6674590), (10, 4004754), (12, 3337295), (13, 3080580), (15, 2669836), (20, 2002377), (26, 1540290), (30, 1334918), (39, 1026860), (52, 770145), (60, 667459), (65, 616116), (78, 513430), (130, 308058), (156, 256715), (195, 205372), (260, 154029), (390, 102686), (780, 51343)]