2023872560

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{431}}^1\times {\mathrm{743}}^1$

素因数の和:1266

約数の個数: 80

約数和(自身を含む): 4782551040

約数和(自身を除く): 2758678480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 431, 632, 743, 790, 862, 1264, 1486, 1580, 1724, 2155, 2972, 3160, 3448, 3715, 4310, 5944, 6320, 6896, 7430, 8620, 11888, 14860, 17240, 29720, 34049, 34480, 58697, 59440, 68098, 117394, 136196, 170245, 234788, 272392, 293485, 320233, 340490, 469576, 544784, 586970, 640466, 680980, 939152, 1173940, 1280932, 1361960, 1601165, 2347880, 2561864, 2723920, 3202330, 4695760, 5123728, 6404660, 12809320, 25298407, 25618640, 50596814, 101193628, 126492035, 202387256, 252984070, 404774512, 505968140, 1011936280, 2023872560]

約数ペア:

[(1, 2023872560), (2, 1011936280), (4, 505968140), (5, 404774512), (8, 252984070), (10, 202387256), (16, 126492035), (20, 101193628), (40, 50596814), (79, 25618640), (80, 25298407), (158, 12809320), (316, 6404660), (395, 5123728), (431, 4695760), (632, 3202330), (743, 2723920), (790, 2561864), (862, 2347880), (1264, 1601165), (1486, 1361960), (1580, 1280932), (1724, 1173940), (2155, 939152), (2972, 680980), (3160, 640466), (3448, 586970), (3715, 544784), (4310, 469576), (5944, 340490), (6320, 320233), (6896, 293485), (7430, 272392), (8620, 234788), (11888, 170245), (14860, 136196), (17240, 117394), (29720, 68098), (34049, 59440), (34480, 58697)]