227960980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{28283}}^1$

素因数の和:28336

約数の個数: 48

約数和(自身を含む): 532191744

約数和(自身を除く): 304230764

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 28283, 56566, 113132, 141415, 282830, 367679, 565660, 735358, 876773, 1470716, 1753546, 1838395, 3507092, 3676790, 4383865, 7353580, 8767730, 11398049, 17535460, 22796098, 45592196, 56990245, 113980490, 227960980]

約数ペア:

[(1, 227960980), (2, 113980490), (4, 56990245), (5, 45592196), (10, 22796098), (13, 17535460), (20, 11398049), (26, 8767730), (31, 7353580), (52, 4383865), (62, 3676790), (65, 3507092), (124, 1838395), (130, 1753546), (155, 1470716), (260, 876773), (310, 735358), (403, 565660), (620, 367679), (806, 282830), (1612, 141415), (2015, 113132), (4030, 56566), (8060, 28283)]