7540940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{227}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 17466624

約数和(自身を除く): 9925684

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 151, 220, 227, 302, 454, 604, 755, 908, 1135, 1510, 1661, 2270, 2497, 3020, 3322, 4540, 4994, 6644, 8305, 9988, 12485, 16610, 24970, 33220, 34277, 49940, 68554, 137108, 171385, 342770, 377047, 685540, 754094, 1508188, 1885235, 3770470, 7540940]

約数ペア:

[(1, 7540940), (2, 3770470), (4, 1885235), (5, 1508188), (10, 754094), (11, 685540), (20, 377047), (22, 342770), (44, 171385), (55, 137108), (110, 68554), (151, 49940), (220, 34277), (227, 33220), (302, 24970), (454, 16610), (604, 12485), (755, 9988), (908, 8305), (1135, 6644), (1510, 4994), (1661, 4540), (2270, 3322), (2497, 3020)]