1718448080

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1\times {\mathrm{1009}}^1$

素因数の和:1432

約数の個数: 80

約数和(自身を含む): 4076562000

約数和(自身を除く): 2358113920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 349, 488, 610, 698, 976, 1009, 1220, 1396, 1745, 2018, 2440, 2792, 3490, 4036, 4880, 5045, 5584, 6980, 8072, 10090, 13960, 16144, 20180, 21289, 27920, 40360, 42578, 61549, 80720, 85156, 106445, 123098, 170312, 212890, 246196, 307745, 340624, 352141, 425780, 492392, 615490, 704282, 851560, 984784, 1230980, 1408564, 1703120, 1760705, 2461960, 2817128, 3521410, 4923920, 5634256, 7042820, 14085640, 21480601, 28171280, 42961202, 85922404, 107403005, 171844808, 214806010, 343689616, 429612020, 859224040, 1718448080]

約数ペア:

[(1, 1718448080), (2, 859224040), (4, 429612020), (5, 343689616), (8, 214806010), (10, 171844808), (16, 107403005), (20, 85922404), (40, 42961202), (61, 28171280), (80, 21480601), (122, 14085640), (244, 7042820), (305, 5634256), (349, 4923920), (488, 3521410), (610, 2817128), (698, 2461960), (976, 1760705), (1009, 1703120), (1220, 1408564), (1396, 1230980), (1745, 984784), (2018, 851560), (2440, 704282), (2792, 615490), (3490, 492392), (4036, 425780), (4880, 352141), (5045, 340624), (5584, 307745), (6980, 246196), (8072, 212890), (10090, 170312), (13960, 123098), (16144, 106445), (20180, 85156), (21289, 80720), (27920, 61549), (40360, 42578)]