2718780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{401}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 7699104

約数和(自身を除く): 4980324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 113, 226, 339, 401, 452, 565, 678, 802, 1130, 1203, 1356, 1604, 1695, 2005, 2260, 2406, 3390, 4010, 4812, 6015, 6780, 8020, 12030, 24060, 45313, 90626, 135939, 181252, 226565, 271878, 453130, 543756, 679695, 906260, 1359390, 2718780]

約数ペア:

[(1, 2718780), (2, 1359390), (3, 906260), (4, 679695), (5, 543756), (6, 453130), (10, 271878), (12, 226565), (15, 181252), (20, 135939), (30, 90626), (60, 45313), (113, 24060), (226, 12030), (339, 8020), (401, 6780), (452, 6015), (565, 4812), (678, 4010), (802, 3390), (1130, 2406), (1203, 2260), (1356, 2005), (1604, 1695)]