5326840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:236

約数の個数: 64

約数和(自身を含む): 12988800

約数和(自身を除く): 7661960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 43, 76, 86, 95, 152, 163, 172, 190, 215, 326, 344, 380, 430, 652, 760, 815, 817, 860, 1304, 1630, 1634, 1720, 3097, 3260, 3268, 4085, 6194, 6520, 6536, 7009, 8170, 12388, 14018, 15485, 16340, 24776, 28036, 30970, 32680, 35045, 56072, 61940, 70090, 123880, 133171, 140180, 266342, 280360, 532684, 665855, 1065368, 1331710, 2663420, 5326840]

約数ペア:

[(1, 5326840), (2, 2663420), (4, 1331710), (5, 1065368), (8, 665855), (10, 532684), (19, 280360), (20, 266342), (38, 140180), (40, 133171), (43, 123880), (76, 70090), (86, 61940), (95, 56072), (152, 35045), (163, 32680), (172, 30970), (190, 28036), (215, 24776), (326, 16340), (344, 15485), (380, 14018), (430, 12388), (652, 8170), (760, 7009), (815, 6536), (817, 6520), (860, 6194), (1304, 4085), (1630, 3268), (1634, 3260), (1720, 3097)]