1553156620

素因数分解:

$2^2\times 5^1\times {\mathrm{3643}}^1\times {\mathrm{21317}}^1$

素因数の和:24969

約数の個数: 24

約数和(自身を含む): 3262677264

約数和(自身を除く): 1709520644

約数列:

[1, 2, 4, 5, 10, 20, 3643, 7286, 14572, 18215, 21317, 36430, 42634, 72860, 85268, 106585, 213170, 426340, 77657831, 155315662, 310631324, 388289155, 776578310, 1553156620]

約数ペア:

[(1, 1553156620), (2, 776578310), (4, 388289155), (5, 310631324), (10, 155315662), (20, 77657831), (3643, 426340), (7286, 213170), (14572, 106585), (18215, 85268), (21317, 72860), (36430, 42634)]