1900378140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{519229}}^1$

素因数の和:519302

約数の個数: 48

約数和(自身を含む): 5408299680

約数和(自身を除く): 3507921540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 519229, 1038458, 1557687, 2076916, 2596145, 3115374, 5192290, 6230748, 7788435, 10384580, 15576870, 31153740, 31672969, 63345938, 95018907, 126691876, 158364845, 190037814, 316729690, 380075628, 475094535, 633459380, 950189070, 1900378140]

約数ペア:

[(1, 1900378140), (2, 950189070), (3, 633459380), (4, 475094535), (5, 380075628), (6, 316729690), (10, 190037814), (12, 158364845), (15, 126691876), (20, 95018907), (30, 63345938), (60, 31672969), (61, 31153740), (122, 15576870), (183, 10384580), (244, 7788435), (305, 6230748), (366, 5192290), (610, 3115374), (732, 2596145), (915, 2076916), (1220, 1557687), (1830, 1038458), (3660, 519229)]