2074020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2659}}^1$

素因数の和:2684

約数の個数: 48

約数和(自身を含む): 6256320

約数和(自身を除く): 4182300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 2659, 5318, 7977, 10636, 13295, 15954, 26590, 31908, 34567, 39885, 53180, 69134, 79770, 103701, 138268, 159540, 172835, 207402, 345670, 414804, 518505, 691340, 1037010, 2074020]

約数ペア:

[(1, 2074020), (2, 1037010), (3, 691340), (4, 518505), (5, 414804), (6, 345670), (10, 207402), (12, 172835), (13, 159540), (15, 138268), (20, 103701), (26, 79770), (30, 69134), (39, 53180), (52, 39885), (60, 34567), (65, 31908), (78, 26590), (130, 15954), (156, 13295), (195, 10636), (260, 7977), (390, 5318), (780, 2659)]