15344840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{7829}}^1$

素因数の和:7854

約数の個数: 48

約数和(自身を含む): 40167900

約数和(自身を除く): 24823060

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 7829, 15658, 31316, 39145, 54803, 62632, 78290, 109606, 156580, 219212, 274015, 313160, 383621, 438424, 548030, 767242, 1096060, 1534484, 1918105, 2192120, 3068968, 3836210, 7672420, 15344840]

約数ペア:

[(1, 15344840), (2, 7672420), (4, 3836210), (5, 3068968), (7, 2192120), (8, 1918105), (10, 1534484), (14, 1096060), (20, 767242), (28, 548030), (35, 438424), (40, 383621), (49, 313160), (56, 274015), (70, 219212), (98, 156580), (140, 109606), (196, 78290), (245, 62632), (280, 54803), (392, 39145), (490, 31316), (980, 15658), (1960, 7829)]