17870790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{12157}}^1$

素因数の和:12181

約数の個数: 48

約数和(自身を含む): 49896432

約数和(自身を除く): 32025642

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 12157, 24314, 36471, 60785, 72942, 85099, 121570, 170198, 182355, 255297, 364710, 425495, 510594, 595693, 850990, 1191386, 1276485, 1787079, 2552970, 2978465, 3574158, 5956930, 8935395, 17870790]

約数ペア:

[(1, 17870790), (2, 8935395), (3, 5956930), (5, 3574158), (6, 2978465), (7, 2552970), (10, 1787079), (14, 1276485), (15, 1191386), (21, 850990), (30, 595693), (35, 510594), (42, 425495), (49, 364710), (70, 255297), (98, 182355), (105, 170198), (147, 121570), (210, 85099), (245, 72942), (294, 60785), (490, 36471), (735, 24314), (1470, 12157)]