7807980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{727}}^1$

素因数の和:918

約数の個数: 48

約数和(自身を含む): 22014720

約数和(自身を除く): 14206740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 179, 358, 537, 716, 727, 895, 1074, 1454, 1790, 2148, 2181, 2685, 2908, 3580, 3635, 4362, 5370, 7270, 8724, 10740, 10905, 14540, 21810, 43620, 130133, 260266, 390399, 520532, 650665, 780798, 1301330, 1561596, 1951995, 2602660, 3903990, 7807980]

約数ペア:

[(1, 7807980), (2, 3903990), (3, 2602660), (4, 1951995), (5, 1561596), (6, 1301330), (10, 780798), (12, 650665), (15, 520532), (20, 390399), (30, 260266), (60, 130133), (179, 43620), (358, 21810), (537, 14540), (716, 10905), (727, 10740), (895, 8724), (1074, 7270), (1454, 5370), (1790, 4362), (2148, 3635), (2181, 3580), (2685, 2908)]