2448278320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{987209}}^1$

素因数の和:987253

約数の個数: 40

約数和(自身を含む): 5875873920

約数和(自身を除く): 3427595600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 987209, 1974418, 3948836, 4936045, 7897672, 9872090, 15795344, 19744180, 30603479, 39488360, 61206958, 78976720, 122413916, 153017395, 244827832, 306034790, 489655664, 612069580, 1224139160, 2448278320]

約数ペア:

[(1, 2448278320), (2, 1224139160), (4, 612069580), (5, 489655664), (8, 306034790), (10, 244827832), (16, 153017395), (20, 122413916), (31, 78976720), (40, 61206958), (62, 39488360), (80, 30603479), (124, 19744180), (155, 15795344), (248, 9872090), (310, 7897672), (496, 4936045), (620, 3948836), (1240, 1974418), (2480, 987209)]