19952160

素因数分解:

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

素因数の和:426

約数の個数: 96

約数和(自身を含む): 63467712

約数和(自身を除く): 43515552

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 197, 211, 240, 394, 422, 480, 591, 633, 788, 844, 985, 1055, 1182, 1266, 1576, 1688, 1970, 2110, 2364, 2532, 2955, 3152, 3165, 3376, 3940, 4220, 4728, 5064, 5910, 6304, 6330, 6752, 7880, 8440, 9456, 10128, 11820, 12660, 15760, 16880, 18912, 20256, 23640, 25320, 31520, 33760, 41567, 47280, 50640, 83134, 94560, 101280, 124701, 166268, 207835, 249402, 332536, 415670, 498804, 623505, 665072, 831340, 997608, 1247010, 1330144, 1662680, 1995216, 2494020, 3325360, 3990432, 4988040, 6650720, 9976080, 19952160]

約数ペア:

[(1, 19952160), (2, 9976080), (3, 6650720), (4, 4988040), (5, 3990432), (6, 3325360), (8, 2494020), (10, 1995216), (12, 1662680), (15, 1330144), (16, 1247010), (20, 997608), (24, 831340), (30, 665072), (32, 623505), (40, 498804), (48, 415670), (60, 332536), (80, 249402), (96, 207835), (120, 166268), (160, 124701), (197, 101280), (211, 94560), (240, 83134), (394, 50640), (422, 47280), (480, 41567), (591, 33760), (633, 31520), (788, 25320), (844, 23640), (985, 20256), (1055, 18912), (1182, 16880), (1266, 15760), (1576, 12660), (1688, 11820), (1970, 10128), (2110, 9456), (2364, 8440), (2532, 7880), (2955, 6752), (3152, 6330), (3165, 6304), (3376, 5910), (3940, 5064), (4220, 4728)]