642928380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{261353}}^1$

素因数の和:261406

約数の個数: 48

約数和(自身を含む): 1844113824

約数和(自身を除く): 1201185444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 261353, 522706, 784059, 1045412, 1306765, 1568118, 2613530, 3136236, 3920295, 5227060, 7840590, 10715473, 15681180, 21430946, 32146419, 42861892, 53577365, 64292838, 107154730, 128585676, 160732095, 214309460, 321464190, 642928380]

約数ペア:

[(1, 642928380), (2, 321464190), (3, 214309460), (4, 160732095), (5, 128585676), (6, 107154730), (10, 64292838), (12, 53577365), (15, 42861892), (20, 32146419), (30, 21430946), (41, 15681180), (60, 10715473), (82, 7840590), (123, 5227060), (164, 3920295), (205, 3136236), (246, 2613530), (410, 1568118), (492, 1306765), (615, 1045412), (820, 784059), (1230, 522706), (2460, 261353)]