15707624980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1490287}}^1$

素因数の和:1490344

約数の個数: 48

約数和(自身を含む): 36053047296

約数和(自身を除く): 20345422316

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 1054, 2108, 2635, 5270, 10540, 1490287, 2980574, 5961148, 7451435, 14902870, 25334879, 29805740, 46198897, 50669758, 92397794, 101339516, 126674395, 184795588, 230994485, 253348790, 461988970, 506697580, 785381249, 923977940, 1570762498, 3141524996, 3926906245, 7853812490, 15707624980]

約数ペア:

[(1, 15707624980), (2, 7853812490), (4, 3926906245), (5, 3141524996), (10, 1570762498), (17, 923977940), (20, 785381249), (31, 506697580), (34, 461988970), (62, 253348790), (68, 230994485), (85, 184795588), (124, 126674395), (155, 101339516), (170, 92397794), (310, 50669758), (340, 46198897), (527, 29805740), (620, 25334879), (1054, 14902870), (2108, 7451435), (2635, 5961148), (5270, 2980574), (10540, 1490287)]