19546572080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1517591}}^1$

素因数の和:1517634

約数の個数: 80

約数和(自身を含む): 54196245504

約数和(自身を除く): 34649673424

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6440, 12880, 1517591, 3035182, 6070364, 7587955, 10623137, 12140728, 15175910, 21246274, 24281456, 30351820, 34904593, 42492548, 53115685, 60703640, 69809186, 84985096, 106231370, 121407280, 139618372, 169970192, 174522965, 212462740, 244332151, 279236744, 349045930, 424925480, 488664302, 558473488, 698091860, 849850960, 977328604, 1221660755, 1396183720, 1954657208, 2443321510, 2792367440, 3909314416, 4886643020, 9773286040, 19546572080]

約数ペア:

[(1, 19546572080), (2, 9773286040), (4, 4886643020), (5, 3909314416), (7, 2792367440), (8, 2443321510), (10, 1954657208), (14, 1396183720), (16, 1221660755), (20, 977328604), (23, 849850960), (28, 698091860), (35, 558473488), (40, 488664302), (46, 424925480), (56, 349045930), (70, 279236744), (80, 244332151), (92, 212462740), (112, 174522965), (115, 169970192), (140, 139618372), (161, 121407280), (184, 106231370), (230, 84985096), (280, 69809186), (322, 60703640), (368, 53115685), (460, 42492548), (560, 34904593), (644, 30351820), (805, 24281456), (920, 21246274), (1288, 15175910), (1610, 12140728), (1840, 10623137), (2576, 7587955), (3220, 6070364), (6440, 3035182), (12880, 1517591)]