2009397928

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1\times {\mathrm{719}}^1$

素因数の和:1006

約数の個数: 64

約数和(自身を含む): 3981312000

約数和(自身を除く): 1971914072

約数列:

[1, 2, 4, 8, 31, 59, 62, 118, 124, 191, 236, 248, 382, 472, 719, 764, 1438, 1528, 1829, 2876, 3658, 5752, 5921, 7316, 11269, 11842, 14632, 22289, 22538, 23684, 42421, 44578, 45076, 47368, 84842, 89156, 90152, 137329, 169684, 178312, 274658, 339368, 349339, 549316, 698678, 1098632, 1315051, 1397356, 2630102, 2794712, 4257199, 5260204, 8102411, 8514398, 10520408, 16204822, 17028796, 32409644, 34057592, 64819288, 251174741, 502349482, 1004698964, 2009397928]

約数ペア:

[(1, 2009397928), (2, 1004698964), (4, 502349482), (8, 251174741), (31, 64819288), (59, 34057592), (62, 32409644), (118, 17028796), (124, 16204822), (191, 10520408), (236, 8514398), (248, 8102411), (382, 5260204), (472, 4257199), (719, 2794712), (764, 2630102), (1438, 1397356), (1528, 1315051), (1829, 1098632), (2876, 698678), (3658, 549316), (5752, 349339), (5921, 339368), (7316, 274658), (11269, 178312), (11842, 169684), (14632, 137329), (22289, 90152), (22538, 89156), (23684, 84842), (42421, 47368), (44578, 45076)]