1737340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 4082400

約数和(自身を除く): 2345060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 149, 212, 220, 265, 298, 530, 583, 596, 745, 1060, 1166, 1490, 1639, 2332, 2915, 2980, 3278, 5830, 6556, 7897, 8195, 11660, 15794, 16390, 31588, 32780, 39485, 78970, 86867, 157940, 173734, 347468, 434335, 868670, 1737340]

約数ペア:

[(1, 1737340), (2, 868670), (4, 434335), (5, 347468), (10, 173734), (11, 157940), (20, 86867), (22, 78970), (44, 39485), (53, 32780), (55, 31588), (106, 16390), (110, 15794), (149, 11660), (212, 8195), (220, 7897), (265, 6556), (298, 5830), (530, 3278), (583, 2980), (596, 2915), (745, 2332), (1060, 1639), (1166, 1490)]