837693320

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{13163}}^1$

素因数の和:13254

約数の個数: 64

約数和(自身を含む): 1980918720

約数和(自身を除く): 1143225400

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 43, 74, 86, 148, 172, 185, 215, 296, 344, 370, 430, 740, 860, 1480, 1591, 1720, 3182, 6364, 7955, 12728, 13163, 15910, 26326, 31820, 52652, 63640, 65815, 105304, 131630, 263260, 487031, 526520, 566009, 974062, 1132018, 1948124, 2264036, 2435155, 2830045, 3896248, 4528072, 4870310, 5660090, 9740620, 11320180, 19481240, 20942333, 22640360, 41884666, 83769332, 104711665, 167538664, 209423330, 418846660, 837693320]

約数ペア:

[(1, 837693320), (2, 418846660), (4, 209423330), (5, 167538664), (8, 104711665), (10, 83769332), (20, 41884666), (37, 22640360), (40, 20942333), (43, 19481240), (74, 11320180), (86, 9740620), (148, 5660090), (172, 4870310), (185, 4528072), (215, 3896248), (296, 2830045), (344, 2435155), (370, 2264036), (430, 1948124), (740, 1132018), (860, 974062), (1480, 566009), (1591, 526520), (1720, 487031), (3182, 263260), (6364, 131630), (7955, 105304), (12728, 65815), (13163, 63640), (15910, 52652), (26326, 31820)]