182009980

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1\times {\mathrm{367}}^1$

素因数の和:694

約数の個数: 48

約数和(自身を含む): 388192896

約数和(自身を除く): 206182916

約数列:

[1, 2, 4, 5, 10, 20, 137, 181, 274, 362, 367, 548, 685, 724, 734, 905, 1370, 1468, 1810, 1835, 2740, 3620, 3670, 7340, 24797, 49594, 50279, 66427, 99188, 100558, 123985, 132854, 201116, 247970, 251395, 265708, 332135, 495940, 502790, 664270, 1005580, 1328540, 9100499, 18200998, 36401996, 45502495, 91004990, 182009980]

約数ペア:

[(1, 182009980), (2, 91004990), (4, 45502495), (5, 36401996), (10, 18200998), (20, 9100499), (137, 1328540), (181, 1005580), (274, 664270), (362, 502790), (367, 495940), (548, 332135), (685, 265708), (724, 251395), (734, 247970), (905, 201116), (1370, 132854), (1468, 123985), (1810, 100558), (1835, 99188), (2740, 66427), (3620, 50279), (3670, 49594), (7340, 24797)]