2854020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3659}}^1$

素因数の和:3684

約数の個数: 48

約数和(自身を含む): 8608320

約数和(自身を除く): 5754300

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, 3659, 7318, 10977, 14636, 18295, 21954, 36590, 43908, 47567, 54885, 73180, 95134, 109770, 142701, 190268, 219540, 237835, 285402, 475670, 570804, 713505, 951340, 1427010, 2854020]

約数ペア:

[(1, 2854020), (2, 1427010), (3, 951340), (4, 713505), (5, 570804), (6, 475670), (10, 285402), (12, 237835), (13, 219540), (15, 190268), (20, 142701), (26, 109770), (30, 95134), (39, 73180), (52, 54885), (60, 47567), (65, 43908), (78, 36590), (130, 21954), (156, 18295), (195, 14636), (260, 10977), (390, 7318), (780, 3659)]