16645020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{39631}}^1$

素因数の和:39650

約数の個数: 48

約数和(自身を含む): 53265408

約数和(自身を除く): 36620388

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 39631, 79262, 118893, 158524, 198155, 237786, 277417, 396310, 475572, 554834, 594465, 792620, 832251, 1109668, 1188930, 1387085, 1664502, 2377860, 2774170, 3329004, 4161255, 5548340, 8322510, 16645020]

約数ペア:

[(1, 16645020), (2, 8322510), (3, 5548340), (4, 4161255), (5, 3329004), (6, 2774170), (7, 2377860), (10, 1664502), (12, 1387085), (14, 1188930), (15, 1109668), (20, 832251), (21, 792620), (28, 594465), (30, 554834), (35, 475572), (42, 396310), (60, 277417), (70, 237786), (84, 198155), (105, 158524), (140, 118893), (210, 79262), (420, 39631)]