123019540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{4909}}^1$

素因数の和:5104

約数の個数: 48

約数和(自身を含む): 296956800

約数和(自身を除く): 173937260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 179, 358, 716, 895, 1253, 1790, 2506, 3580, 4909, 5012, 6265, 9818, 12530, 19636, 24545, 25060, 34363, 49090, 68726, 98180, 137452, 171815, 343630, 687260, 878711, 1757422, 3514844, 4393555, 6150977, 8787110, 12301954, 17574220, 24603908, 30754885, 61509770, 123019540]

約数ペア:

[(1, 123019540), (2, 61509770), (4, 30754885), (5, 24603908), (7, 17574220), (10, 12301954), (14, 8787110), (20, 6150977), (28, 4393555), (35, 3514844), (70, 1757422), (140, 878711), (179, 687260), (358, 343630), (716, 171815), (895, 137452), (1253, 98180), (1790, 68726), (2506, 49090), (3580, 34363), (4909, 25060), (5012, 24545), (6265, 19636), (9818, 12530)]