3992176880

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1\times {\mathrm{2069}}^1$

素因数の和:2442

約数の個数: 80

約数和(自身を含む): 9425289600

約数和(自身を除く): 5433112720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 271, 356, 445, 542, 712, 890, 1084, 1355, 1424, 1780, 2069, 2168, 2710, 3560, 4138, 4336, 5420, 7120, 8276, 10345, 10840, 16552, 20690, 21680, 24119, 33104, 41380, 48238, 82760, 96476, 120595, 165520, 184141, 192952, 241190, 368282, 385904, 482380, 560699, 736564, 920705, 964760, 1121398, 1473128, 1841410, 1929520, 2242796, 2803495, 2946256, 3682820, 4485592, 5606990, 7365640, 8971184, 11213980, 14731280, 22427960, 44855920, 49902211, 99804422, 199608844, 249511055, 399217688, 499022110, 798435376, 998044220, 1996088440, 3992176880]

約数ペア:

[(1, 3992176880), (2, 1996088440), (4, 998044220), (5, 798435376), (8, 499022110), (10, 399217688), (16, 249511055), (20, 199608844), (40, 99804422), (80, 49902211), (89, 44855920), (178, 22427960), (271, 14731280), (356, 11213980), (445, 8971184), (542, 7365640), (712, 5606990), (890, 4485592), (1084, 3682820), (1355, 2946256), (1424, 2803495), (1780, 2242796), (2069, 1929520), (2168, 1841410), (2710, 1473128), (3560, 1121398), (4138, 964760), (4336, 920705), (5420, 736564), (7120, 560699), (8276, 482380), (10345, 385904), (10840, 368282), (16552, 241190), (20690, 192952), (21680, 184141), (24119, 165520), (33104, 120595), (41380, 96476), (48238, 82760)]