405367890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{557}}^1\times {\mathrm{1427}}^1$

素因数の和:2011

約数の個数: 64

約数和(自身を含む): 1032683904

約数和(自身を除く): 627316014

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 557, 1114, 1427, 1671, 2785, 2854, 3342, 4281, 5570, 7135, 8355, 8562, 9469, 14270, 16710, 18938, 21405, 24259, 28407, 42810, 47345, 48518, 56814, 72777, 94690, 121295, 142035, 145554, 242590, 284070, 363885, 727770, 794839, 1589678, 2384517, 3974195, 4769034, 7948390, 11922585, 13512263, 23845170, 27024526, 40536789, 67561315, 81073578, 135122630, 202683945, 405367890]

約数ペア:

[(1, 405367890), (2, 202683945), (3, 135122630), (5, 81073578), (6, 67561315), (10, 40536789), (15, 27024526), (17, 23845170), (30, 13512263), (34, 11922585), (51, 7948390), (85, 4769034), (102, 3974195), (170, 2384517), (255, 1589678), (510, 794839), (557, 727770), (1114, 363885), (1427, 284070), (1671, 242590), (2785, 145554), (2854, 142035), (3342, 121295), (4281, 94690), (5570, 72777), (7135, 56814), (8355, 48518), (8562, 47345), (9469, 42810), (14270, 28407), (16710, 24259), (18938, 21405)]