204568720

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{12119}}^1$

素因数の和:12343

約数の個数: 40

約数和(自身を含む): 477915840

約数和(自身を除く): 273347120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1688, 2110, 3376, 4220, 8440, 12119, 16880, 24238, 48476, 60595, 96952, 121190, 193904, 242380, 484760, 969520, 2557109, 5114218, 10228436, 12785545, 20456872, 25571090, 40913744, 51142180, 102284360, 204568720]

約数ペア:

[(1, 204568720), (2, 102284360), (4, 51142180), (5, 40913744), (8, 25571090), (10, 20456872), (16, 12785545), (20, 10228436), (40, 5114218), (80, 2557109), (211, 969520), (422, 484760), (844, 242380), (1055, 193904), (1688, 121190), (2110, 96952), (3376, 60595), (4220, 48476), (8440, 24238), (12119, 16880)]