1721370

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{1171}}^1$

素因数の和:1195

約数の個数: 48

約数和(自身を含む): 4809888

約数和(自身を除く): 3088518

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, 1171, 1470, 2342, 3513, 5855, 7026, 8197, 11710, 16394, 17565, 24591, 35130, 40985, 49182, 57379, 81970, 114758, 122955, 172137, 245910, 286895, 344274, 573790, 860685, 1721370]

約数ペア:

[(1, 1721370), (2, 860685), (3, 573790), (5, 344274), (6, 286895), (7, 245910), (10, 172137), (14, 122955), (15, 114758), (21, 81970), (30, 57379), (35, 49182), (42, 40985), (49, 35130), (70, 24591), (98, 17565), (105, 16394), (147, 11710), (210, 8197), (245, 7026), (294, 5855), (490, 3513), (735, 2342), (1171, 1470)]