2040373840

素因数分解:

$2^4\times 5^1\times {\mathrm{6011}}^1\times {\mathrm{4243}}^1$

素因数の和:10267

約数の個数: 40

約数和(自身を含む): 4745776608

約数和(自身を除く): 2705402768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4243, 6011, 8486, 12022, 16972, 21215, 24044, 30055, 33944, 42430, 48088, 60110, 67888, 84860, 96176, 120220, 169720, 240440, 339440, 480880, 25504673, 51009346, 102018692, 127523365, 204037384, 255046730, 408074768, 510093460, 1020186920, 2040373840]

約数ペア:

[(1, 2040373840), (2, 1020186920), (4, 510093460), (5, 408074768), (8, 255046730), (10, 204037384), (16, 127523365), (20, 102018692), (40, 51009346), (80, 25504673), (4243, 480880), (6011, 339440), (8486, 240440), (12022, 169720), (16972, 120220), (21215, 96176), (24044, 84860), (30055, 67888), (33944, 60110), (42430, 48088)]