29120560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{349}}^1$

素因数の和:518

約数の個数: 80

約数和(自身を含む): 78120000

約数和(自身を除く): 48999440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 149, 280, 298, 349, 560, 596, 698, 745, 1043, 1192, 1396, 1490, 1745, 2086, 2384, 2443, 2792, 2980, 3490, 4172, 4886, 5215, 5584, 5960, 6980, 8344, 9772, 10430, 11920, 12215, 13960, 16688, 19544, 20860, 24430, 27920, 39088, 41720, 48860, 52001, 83440, 97720, 104002, 195440, 208004, 260005, 364007, 416008, 520010, 728014, 832016, 1040020, 1456028, 1820035, 2080040, 2912056, 3640070, 4160080, 5824112, 7280140, 14560280, 29120560]

約数ペア:

[(1, 29120560), (2, 14560280), (4, 7280140), (5, 5824112), (7, 4160080), (8, 3640070), (10, 2912056), (14, 2080040), (16, 1820035), (20, 1456028), (28, 1040020), (35, 832016), (40, 728014), (56, 520010), (70, 416008), (80, 364007), (112, 260005), (140, 208004), (149, 195440), (280, 104002), (298, 97720), (349, 83440), (560, 52001), (596, 48860), (698, 41720), (745, 39088), (1043, 27920), (1192, 24430), (1396, 20860), (1490, 19544), (1745, 16688), (2086, 13960), (2384, 12215), (2443, 11920), (2792, 10430), (2980, 9772), (3490, 8344), (4172, 6980), (4886, 5960), (5215, 5584)]