2345420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1523}}^1$

素因数の和:1550

約数の個数: 48

約数和(自身を含む): 6144768

約数和(自身を除く): 3799348

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1523, 1540, 3046, 6092, 7615, 10661, 15230, 16753, 21322, 30460, 33506, 42644, 53305, 67012, 83765, 106610, 117271, 167530, 213220, 234542, 335060, 469084, 586355, 1172710, 2345420]

約数ペア:

[(1, 2345420), (2, 1172710), (4, 586355), (5, 469084), (7, 335060), (10, 234542), (11, 213220), (14, 167530), (20, 117271), (22, 106610), (28, 83765), (35, 67012), (44, 53305), (55, 42644), (70, 33506), (77, 30460), (110, 21322), (140, 16753), (154, 15230), (220, 10661), (308, 7615), (385, 6092), (770, 3046), (1523, 1540)]