672220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:118

約数の個数: 48

約数和(自身を含む): 1562400

約数和(自身を除く): 890180

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 61, 76, 95, 116, 122, 145, 190, 244, 290, 305, 380, 551, 580, 610, 1102, 1159, 1220, 1769, 2204, 2318, 2755, 3538, 4636, 5510, 5795, 7076, 8845, 11020, 11590, 17690, 23180, 33611, 35380, 67222, 134444, 168055, 336110, 672220]

約数ペア:

[(1, 672220), (2, 336110), (4, 168055), (5, 134444), (10, 67222), (19, 35380), (20, 33611), (29, 23180), (38, 17690), (58, 11590), (61, 11020), (76, 8845), (95, 7076), (116, 5795), (122, 5510), (145, 4636), (190, 3538), (244, 2755), (290, 2318), (305, 2204), (380, 1769), (551, 1220), (580, 1159), (610, 1102)]