220382140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{4793}}^1$

素因数の和:4843

約数の個数: 72

約数和(自身を含む): 535585680

約数和(自身を除く): 315203540

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 121, 190, 209, 220, 242, 380, 418, 484, 605, 836, 1045, 1210, 2090, 2299, 2420, 4180, 4598, 4793, 9196, 9586, 11495, 19172, 22990, 23965, 45980, 47930, 52723, 91067, 95860, 105446, 182134, 210892, 263615, 364268, 455335, 527230, 579953, 910670, 1001737, 1054460, 1159906, 1821340, 2003474, 2319812, 2899765, 4006948, 5008685, 5799530, 10017370, 11019107, 11599060, 20034740, 22038214, 44076428, 55095535, 110191070, 220382140]

約数ペア:

[(1, 220382140), (2, 110191070), (4, 55095535), (5, 44076428), (10, 22038214), (11, 20034740), (19, 11599060), (20, 11019107), (22, 10017370), (38, 5799530), (44, 5008685), (55, 4006948), (76, 2899765), (95, 2319812), (110, 2003474), (121, 1821340), (190, 1159906), (209, 1054460), (220, 1001737), (242, 910670), (380, 579953), (418, 527230), (484, 455335), (605, 364268), (836, 263615), (1045, 210892), (1210, 182134), (2090, 105446), (2299, 95860), (2420, 91067), (4180, 52723), (4598, 47930), (4793, 45980), (9196, 23965), (9586, 22990), (11495, 19172)]