2425020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3109}}^1$

素因数の和:3134

約数の個数: 48

約数和(自身を含む): 7314720

約数和(自身を除く): 4889700

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, 3109, 6218, 9327, 12436, 15545, 18654, 31090, 37308, 40417, 46635, 62180, 80834, 93270, 121251, 161668, 186540, 202085, 242502, 404170, 485004, 606255, 808340, 1212510, 2425020]

約数ペア:

[(1, 2425020), (2, 1212510), (3, 808340), (4, 606255), (5, 485004), (6, 404170), (10, 242502), (12, 202085), (13, 186540), (15, 161668), (20, 121251), (26, 93270), (30, 80834), (39, 62180), (52, 46635), (60, 40417), (65, 37308), (78, 31090), (130, 18654), (156, 15545), (195, 12436), (260, 9327), (390, 6218), (780, 3109)]