1641126520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{196307}}^1$

素因数の和:196348

約数の個数: 64

約数和(自身を含む): 4240252800

約数和(自身を除く): 2599126280

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 8360, 196307, 392614, 785228, 981535, 1570456, 1963070, 2159377, 3729833, 3926140, 4318754, 7459666, 7852280, 8637508, 10796885, 14919332, 17275016, 18649165, 21593770, 29838664, 37298330, 41028163, 43187540, 74596660, 82056326, 86375080, 149193320, 164112652, 205140815, 328225304, 410281630, 820563260, 1641126520]

約数ペア:

[(1, 1641126520), (2, 820563260), (4, 410281630), (5, 328225304), (8, 205140815), (10, 164112652), (11, 149193320), (19, 86375080), (20, 82056326), (22, 74596660), (38, 43187540), (40, 41028163), (44, 37298330), (55, 29838664), (76, 21593770), (88, 18649165), (95, 17275016), (110, 14919332), (152, 10796885), (190, 8637508), (209, 7852280), (220, 7459666), (380, 4318754), (418, 3926140), (440, 3729833), (760, 2159377), (836, 1963070), (1045, 1570456), (1672, 981535), (2090, 785228), (4180, 392614), (8360, 196307)]