211075960

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1\times {\mathrm{281}}^1$

素因数の和:592

約数の個数: 64

約数和(自身を含む): 484250400

約数和(自身を除く): 273174440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 211, 281, 356, 422, 445, 562, 712, 844, 890, 1055, 1124, 1405, 1688, 1780, 2110, 2248, 2810, 3560, 4220, 5620, 8440, 11240, 18779, 25009, 37558, 50018, 59291, 75116, 93895, 100036, 118582, 125045, 150232, 187790, 200072, 237164, 250090, 296455, 375580, 474328, 500180, 592910, 751160, 1000360, 1185820, 2371640, 5276899, 10553798, 21107596, 26384495, 42215192, 52768990, 105537980, 211075960]

約数ペア:

[(1, 211075960), (2, 105537980), (4, 52768990), (5, 42215192), (8, 26384495), (10, 21107596), (20, 10553798), (40, 5276899), (89, 2371640), (178, 1185820), (211, 1000360), (281, 751160), (356, 592910), (422, 500180), (445, 474328), (562, 375580), (712, 296455), (844, 250090), (890, 237164), (1055, 200072), (1124, 187790), (1405, 150232), (1688, 125045), (1780, 118582), (2110, 100036), (2248, 93895), (2810, 75116), (3560, 59291), (4220, 50018), (5620, 37558), (8440, 25009), (11240, 18779)]