40165720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3877}}^1$

素因数の和:3932

約数の個数: 64

約数和(自身を含む): 106102080

約数和(自身を除く): 65936360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2590, 3877, 5180, 7754, 10360, 15508, 19385, 27139, 31016, 38770, 54278, 77540, 108556, 135695, 143449, 155080, 217112, 271390, 286898, 542780, 573796, 717245, 1004143, 1085560, 1147592, 1434490, 2008286, 2868980, 4016572, 5020715, 5737960, 8033144, 10041430, 20082860, 40165720]

約数ペア:

[(1, 40165720), (2, 20082860), (4, 10041430), (5, 8033144), (7, 5737960), (8, 5020715), (10, 4016572), (14, 2868980), (20, 2008286), (28, 1434490), (35, 1147592), (37, 1085560), (40, 1004143), (56, 717245), (70, 573796), (74, 542780), (140, 286898), (148, 271390), (185, 217112), (259, 155080), (280, 143449), (296, 135695), (370, 108556), (518, 77540), (740, 54278), (1036, 38770), (1295, 31016), (1480, 27139), (2072, 19385), (2590, 15508), (3877, 10360), (5180, 7754)]