7428620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{173}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 16662240

約数和(自身を除く): 9233620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 113, 173, 190, 226, 346, 380, 452, 565, 692, 865, 1130, 1730, 2147, 2260, 3287, 3460, 4294, 6574, 8588, 10735, 13148, 16435, 19549, 21470, 32870, 39098, 42940, 65740, 78196, 97745, 195490, 371431, 390980, 742862, 1485724, 1857155, 3714310, 7428620]

約数ペア:

[(1, 7428620), (2, 3714310), (4, 1857155), (5, 1485724), (10, 742862), (19, 390980), (20, 371431), (38, 195490), (76, 97745), (95, 78196), (113, 65740), (173, 42940), (190, 39098), (226, 32870), (346, 21470), (380, 19549), (452, 16435), (565, 13148), (692, 10735), (865, 8588), (1130, 6574), (1730, 4294), (2147, 3460), (2260, 3287)]