15730472020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2801}}^1\times {\mathrm{14779}}^1$

素因数の和:17608

約数の個数: 48

約数和(自身を含む): 34787390400

約数和(自身を除く): 19056918380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 2801, 5602, 11204, 14005, 14779, 28010, 29558, 53219, 56020, 59116, 73895, 106438, 147790, 212876, 266095, 280801, 295580, 532190, 561602, 1064380, 1123204, 1404005, 2808010, 5616020, 41395979, 82791958, 165583916, 206979895, 413959790, 786523601, 827919580, 1573047202, 3146094404, 3932618005, 7865236010, 15730472020]

約数ペア:

[(1, 15730472020), (2, 7865236010), (4, 3932618005), (5, 3146094404), (10, 1573047202), (19, 827919580), (20, 786523601), (38, 413959790), (76, 206979895), (95, 165583916), (190, 82791958), (380, 41395979), (2801, 5616020), (5602, 2808010), (11204, 1404005), (14005, 1123204), (14779, 1064380), (28010, 561602), (29558, 532190), (53219, 295580), (56020, 280801), (59116, 266095), (73895, 212876), (106438, 147790)]