19456320

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1559}}^1$

素因数の和:1592

約数の個数: 112

約数和(自身を含む): 66568320

約数和(自身を除く): 47112000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1559, 1560, 2080, 2496, 3118, 3120, 4160, 4677, 6236, 6240, 7795, 9354, 12472, 12480, 15590, 18708, 20267, 23385, 24944, 31180, 37416, 40534, 46770, 49888, 60801, 62360, 74832, 81068, 93540, 99776, 101335, 121602, 124720, 149664, 162136, 187080, 202670, 243204, 249440, 299328, 304005, 324272, 374160, 405340, 486408, 498880, 608010, 648544, 748320, 810680, 972816, 1216020, 1297088, 1496640, 1621360, 1945632, 2432040, 3242720, 3891264, 4864080, 6485440, 9728160, 19456320]

約数ペア:

[(1, 19456320), (2, 9728160), (3, 6485440), (4, 4864080), (5, 3891264), (6, 3242720), (8, 2432040), (10, 1945632), (12, 1621360), (13, 1496640), (15, 1297088), (16, 1216020), (20, 972816), (24, 810680), (26, 748320), (30, 648544), (32, 608010), (39, 498880), (40, 486408), (48, 405340), (52, 374160), (60, 324272), (64, 304005), (65, 299328), (78, 249440), (80, 243204), (96, 202670), (104, 187080), (120, 162136), (130, 149664), (156, 124720), (160, 121602), (192, 101335), (195, 99776), (208, 93540), (240, 81068), (260, 74832), (312, 62360), (320, 60801), (390, 49888), (416, 46770), (480, 40534), (520, 37416), (624, 31180), (780, 24944), (832, 23385), (960, 20267), (1040, 18708), (1248, 15590), (1559, 12480), (1560, 12472), (2080, 9354), (2496, 7795), (3118, 6240), (3120, 6236), (4160, 4677)]