19496520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1747}}^1$

素因数の和:1795

約数の個数: 96

約数和(自身を含む): 65445120

約数和(自身を除く): 45948600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1747, 1860, 2232, 2790, 3494, 3720, 5241, 5580, 6988, 8735, 10482, 11160, 13976, 15723, 17470, 20964, 26205, 31446, 34940, 41928, 52410, 54157, 62892, 69880, 78615, 104820, 108314, 125784, 157230, 162471, 209640, 216628, 270785, 314460, 324942, 433256, 487413, 541570, 628920, 649884, 812355, 974826, 1083140, 1299768, 1624710, 1949652, 2166280, 2437065, 3249420, 3899304, 4874130, 6498840, 9748260, 19496520]

約数ペア:

[(1, 19496520), (2, 9748260), (3, 6498840), (4, 4874130), (5, 3899304), (6, 3249420), (8, 2437065), (9, 2166280), (10, 1949652), (12, 1624710), (15, 1299768), (18, 1083140), (20, 974826), (24, 812355), (30, 649884), (31, 628920), (36, 541570), (40, 487413), (45, 433256), (60, 324942), (62, 314460), (72, 270785), (90, 216628), (93, 209640), (120, 162471), (124, 157230), (155, 125784), (180, 108314), (186, 104820), (248, 78615), (279, 69880), (310, 62892), (360, 54157), (372, 52410), (465, 41928), (558, 34940), (620, 31446), (744, 26205), (930, 20964), (1116, 17470), (1240, 15723), (1395, 13976), (1747, 11160), (1860, 10482), (2232, 8735), (2790, 6988), (3494, 5580), (3720, 5241)]