28417120

素因数分解:

$2^5\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1831}}^1$

素因数の和:1943

約数の個数: 48

約数和(自身を含む): 67864608

約数和(自身を除く): 39447488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 97, 160, 194, 388, 485, 776, 970, 1552, 1831, 1940, 3104, 3662, 3880, 7324, 7760, 9155, 14648, 15520, 18310, 29296, 36620, 58592, 73240, 146480, 177607, 292960, 355214, 710428, 888035, 1420856, 1776070, 2841712, 3552140, 5683424, 7104280, 14208560, 28417120]

約数ペア:

[(1, 28417120), (2, 14208560), (4, 7104280), (5, 5683424), (8, 3552140), (10, 2841712), (16, 1776070), (20, 1420856), (32, 888035), (40, 710428), (80, 355214), (97, 292960), (160, 177607), (194, 146480), (388, 73240), (485, 58592), (776, 36620), (970, 29296), (1552, 18310), (1831, 15520), (1940, 14648), (3104, 9155), (3662, 7760), (3880, 7324)]