1392780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 3951360

約数和(自身を除く): 2558580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 167, 278, 334, 417, 501, 556, 668, 695, 834, 835, 1002, 1390, 1668, 1670, 2004, 2085, 2505, 2780, 3340, 4170, 5010, 8340, 10020, 23213, 46426, 69639, 92852, 116065, 139278, 232130, 278556, 348195, 464260, 696390, 1392780]

約数ペア:

[(1, 1392780), (2, 696390), (3, 464260), (4, 348195), (5, 278556), (6, 232130), (10, 139278), (12, 116065), (15, 92852), (20, 69639), (30, 46426), (60, 23213), (139, 10020), (167, 8340), (278, 5010), (334, 4170), (417, 3340), (501, 2780), (556, 2505), (668, 2085), (695, 2004), (834, 1670), (835, 1668), (1002, 1390)]