2227620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 6306048

約数和(自身を除く): 4078428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 271, 274, 411, 542, 548, 685, 813, 822, 1084, 1355, 1370, 1626, 1644, 2055, 2710, 2740, 3252, 4065, 4110, 5420, 8130, 8220, 16260, 37127, 74254, 111381, 148508, 185635, 222762, 371270, 445524, 556905, 742540, 1113810, 2227620]

約数ペア:

[(1, 2227620), (2, 1113810), (3, 742540), (4, 556905), (5, 445524), (6, 371270), (10, 222762), (12, 185635), (15, 148508), (20, 111381), (30, 74254), (60, 37127), (137, 16260), (271, 8220), (274, 8130), (411, 5420), (542, 4110), (548, 4065), (685, 3252), (813, 2740), (822, 2710), (1084, 2055), (1355, 1644), (1370, 1626)]