26941980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2657}}^1$

素因数の和:2695

約数の個数: 72

約数和(自身を含む): 81717552

約数和(自身を除く): 54775572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 2657, 3380, 5070, 5314, 7971, 10140, 10628, 13285, 15942, 26570, 31884, 34541, 39855, 53140, 69082, 79710, 103623, 138164, 159420, 172705, 207246, 345410, 414492, 449033, 518115, 690820, 898066, 1036230, 1347099, 1796132, 2072460, 2245165, 2694198, 4490330, 5388396, 6735495, 8980660, 13470990, 26941980]

約数ペア:

[(1, 26941980), (2, 13470990), (3, 8980660), (4, 6735495), (5, 5388396), (6, 4490330), (10, 2694198), (12, 2245165), (13, 2072460), (15, 1796132), (20, 1347099), (26, 1036230), (30, 898066), (39, 690820), (52, 518115), (60, 449033), (65, 414492), (78, 345410), (130, 207246), (156, 172705), (169, 159420), (195, 138164), (260, 103623), (338, 79710), (390, 69082), (507, 53140), (676, 39855), (780, 34541), (845, 31884), (1014, 26570), (1690, 15942), (2028, 13285), (2535, 10628), (2657, 10140), (3380, 7971), (5070, 5314)]