40363280

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5669}}^1$

素因数の和:5771

約数の個数: 40

約数和(自身を含む): 94915800

約数和(自身を除く): 54552520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 5669, 7120, 11338, 22676, 28345, 45352, 56690, 90704, 113380, 226760, 453520, 504541, 1009082, 2018164, 2522705, 4036328, 5045410, 8072656, 10090820, 20181640, 40363280]

約数ペア:

[(1, 40363280), (2, 20181640), (4, 10090820), (5, 8072656), (8, 5045410), (10, 4036328), (16, 2522705), (20, 2018164), (40, 1009082), (80, 504541), (89, 453520), (178, 226760), (356, 113380), (445, 90704), (712, 56690), (890, 45352), (1424, 28345), (1780, 22676), (3560, 11338), (5669, 7120)]