20189071380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{691}}^1\times {\mathrm{2447}}^1$

素因数の和:3349

約数の個数: 96

約数和(自身を含む): 56918937600

約数和(自身を除く): 36729866220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 199, 398, 597, 691, 796, 995, 1194, 1382, 1990, 2073, 2388, 2447, 2764, 2985, 3455, 3980, 4146, 4894, 5970, 6910, 7341, 8292, 9788, 10365, 11940, 12235, 13820, 14682, 20730, 24470, 29364, 36705, 41460, 48940, 73410, 137509, 146820, 275018, 412527, 486953, 550036, 687545, 825054, 973906, 1375090, 1460859, 1650108, 1690877, 1947812, 2062635, 2434765, 2750180, 2921718, 3381754, 4125270, 4869530, 5072631, 5843436, 6763508, 7304295, 8250540, 8454385, 9739060, 10145262, 14608590, 16908770, 20290524, 25363155, 29217180, 33817540, 50726310, 101452620, 336484523, 672969046, 1009453569, 1345938092, 1682422615, 2018907138, 3364845230, 4037814276, 5047267845, 6729690460, 10094535690, 20189071380]

約数ペア:

[(1, 20189071380), (2, 10094535690), (3, 6729690460), (4, 5047267845), (5, 4037814276), (6, 3364845230), (10, 2018907138), (12, 1682422615), (15, 1345938092), (20, 1009453569), (30, 672969046), (60, 336484523), (199, 101452620), (398, 50726310), (597, 33817540), (691, 29217180), (796, 25363155), (995, 20290524), (1194, 16908770), (1382, 14608590), (1990, 10145262), (2073, 9739060), (2388, 8454385), (2447, 8250540), (2764, 7304295), (2985, 6763508), (3455, 5843436), (3980, 5072631), (4146, 4869530), (4894, 4125270), (5970, 3381754), (6910, 2921718), (7341, 2750180), (8292, 2434765), (9788, 2062635), (10365, 1947812), (11940, 1690877), (12235, 1650108), (13820, 1460859), (14682, 1375090), (20730, 973906), (24470, 825054), (29364, 687545), (36705, 550036), (41460, 486953), (48940, 412527), (73410, 275018), (137509, 146820)]