17289620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{263}}^1$

素因数の和:464

約数の個数: 48

約数和(自身を含む): 38586240

約数和(自身を除く): 21296620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 173, 190, 263, 346, 380, 526, 692, 865, 1052, 1315, 1730, 2630, 3287, 3460, 4997, 5260, 6574, 9994, 13148, 16435, 19988, 24985, 32870, 45499, 49970, 65740, 90998, 99940, 181996, 227495, 454990, 864481, 909980, 1728962, 3457924, 4322405, 8644810, 17289620]

約数ペア:

[(1, 17289620), (2, 8644810), (4, 4322405), (5, 3457924), (10, 1728962), (19, 909980), (20, 864481), (38, 454990), (76, 227495), (95, 181996), (173, 99940), (190, 90998), (263, 65740), (346, 49970), (380, 45499), (526, 32870), (692, 24985), (865, 19988), (1052, 16435), (1315, 13148), (1730, 9994), (2630, 6574), (3287, 5260), (3460, 4997)]