7210040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{461}}^1$

素因数の和:512

約数の個数: 64

約数和(自身を含む): 17962560

約数和(自身を除く): 10752520

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 115, 136, 170, 184, 230, 340, 391, 460, 461, 680, 782, 920, 922, 1564, 1844, 1955, 2305, 3128, 3688, 3910, 4610, 7820, 7837, 9220, 10603, 15640, 15674, 18440, 21206, 31348, 39185, 42412, 53015, 62696, 78370, 84824, 106030, 156740, 180251, 212060, 313480, 360502, 424120, 721004, 901255, 1442008, 1802510, 3605020, 7210040]

約数ペア:

[(1, 7210040), (2, 3605020), (4, 1802510), (5, 1442008), (8, 901255), (10, 721004), (17, 424120), (20, 360502), (23, 313480), (34, 212060), (40, 180251), (46, 156740), (68, 106030), (85, 84824), (92, 78370), (115, 62696), (136, 53015), (170, 42412), (184, 39185), (230, 31348), (340, 21206), (391, 18440), (460, 15674), (461, 15640), (680, 10603), (782, 9220), (920, 7837), (922, 7820), (1564, 4610), (1844, 3910), (1955, 3688), (2305, 3128)]