284927990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{5189}}^1$

素因数の和:5249

約数の個数: 48

約数和(自身を含む): 573598800

約数和(自身を除く): 288670810

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 289, 323, 578, 646, 1445, 1615, 2890, 3230, 5189, 5491, 10378, 10982, 25945, 27455, 51890, 54910, 88213, 98591, 176426, 197182, 441065, 492955, 882130, 985910, 1499621, 1676047, 2999242, 3352094, 7498105, 8380235, 14996210, 16760470, 28492799, 56985598, 142463995, 284927990]

約数ペア:

[(1, 284927990), (2, 142463995), (5, 56985598), (10, 28492799), (17, 16760470), (19, 14996210), (34, 8380235), (38, 7498105), (85, 3352094), (95, 2999242), (170, 1676047), (190, 1499621), (289, 985910), (323, 882130), (578, 492955), (646, 441065), (1445, 197182), (1615, 176426), (2890, 98591), (3230, 88213), (5189, 54910), (5491, 51890), (10378, 27455), (10982, 25945)]