1004055280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{4549}}^1$

素因数の和:4682

約数の個数: 80

約数和(自身を含む): 2437344000

約数和(自身を除く): 1433288720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 89, 124, 155, 178, 248, 310, 356, 445, 496, 620, 712, 890, 1240, 1424, 1780, 2480, 2759, 3560, 4549, 5518, 7120, 9098, 11036, 13795, 18196, 22072, 22745, 27590, 36392, 44144, 45490, 55180, 72784, 90980, 110360, 141019, 181960, 220720, 282038, 363920, 404861, 564076, 705095, 809722, 1128152, 1410190, 1619444, 2024305, 2256304, 2820380, 3238888, 4048610, 5640760, 6477776, 8097220, 11281520, 12550691, 16194440, 25101382, 32388880, 50202764, 62753455, 100405528, 125506910, 200811056, 251013820, 502027640, 1004055280]

約数ペア:

[(1, 1004055280), (2, 502027640), (4, 251013820), (5, 200811056), (8, 125506910), (10, 100405528), (16, 62753455), (20, 50202764), (31, 32388880), (40, 25101382), (62, 16194440), (80, 12550691), (89, 11281520), (124, 8097220), (155, 6477776), (178, 5640760), (248, 4048610), (310, 3238888), (356, 2820380), (445, 2256304), (496, 2024305), (620, 1619444), (712, 1410190), (890, 1128152), (1240, 809722), (1424, 705095), (1780, 564076), (2480, 404861), (2759, 363920), (3560, 282038), (4549, 220720), (5518, 181960), (7120, 141019), (9098, 110360), (11036, 90980), (13795, 72784), (18196, 55180), (22072, 45490), (22745, 44144), (27590, 36392)]