4988040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:422

約数の個数: 64

約数和(自身を含む): 15111360

約数和(自身を除く): 10123320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 197, 211, 394, 422, 591, 633, 788, 844, 985, 1055, 1182, 1266, 1576, 1688, 1970, 2110, 2364, 2532, 2955, 3165, 3940, 4220, 4728, 5064, 5910, 6330, 7880, 8440, 11820, 12660, 23640, 25320, 41567, 83134, 124701, 166268, 207835, 249402, 332536, 415670, 498804, 623505, 831340, 997608, 1247010, 1662680, 2494020, 4988040]

約数ペア:

[(1, 4988040), (2, 2494020), (3, 1662680), (4, 1247010), (5, 997608), (6, 831340), (8, 623505), (10, 498804), (12, 415670), (15, 332536), (20, 249402), (24, 207835), (30, 166268), (40, 124701), (60, 83134), (120, 41567), (197, 25320), (211, 23640), (394, 12660), (422, 11820), (591, 8440), (633, 7880), (788, 6330), (844, 5910), (985, 5064), (1055, 4728), (1182, 4220), (1266, 3940), (1576, 3165), (1688, 2955), (1970, 2532), (2110, 2364)]