1038976720

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{99139}}^1$

素因数の和:99283

約数の個数: 40

約数和(自身を含む): 2434085280

約数和(自身を除く): 1395108560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 5240, 10480, 99139, 198278, 396556, 495695, 793112, 991390, 1586224, 1982780, 3965560, 7931120, 12987209, 25974418, 51948836, 64936045, 103897672, 129872090, 207795344, 259744180, 519488360, 1038976720]

約数ペア:

[(1, 1038976720), (2, 519488360), (4, 259744180), (5, 207795344), (8, 129872090), (10, 103897672), (16, 64936045), (20, 51948836), (40, 25974418), (80, 12987209), (131, 7931120), (262, 3965560), (524, 1982780), (655, 1586224), (1048, 991390), (1310, 793112), (2096, 495695), (2620, 396556), (5240, 198278), (10480, 99139)]