40013715

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:712

約数の個数: 64

約数和(自身を含む): 79626240

約数和(自身を除く): 39612525

約数列:

[1, 3, 5, 7, 15, 19, 21, 31, 35, 57, 93, 95, 105, 133, 155, 217, 285, 399, 465, 589, 647, 651, 665, 1085, 1767, 1941, 1995, 2945, 3235, 3255, 4123, 4529, 8835, 9705, 12293, 12369, 13587, 20057, 20615, 22645, 36879, 60171, 61465, 61845, 67935, 86051, 100285, 140399, 184395, 258153, 300855, 381083, 421197, 430255, 701995, 1143249, 1290765, 1905415, 2105985, 2667581, 5716245, 8002743, 13337905, 40013715]

約数ペア:

[(1, 40013715), (3, 13337905), (5, 8002743), (7, 5716245), (15, 2667581), (19, 2105985), (21, 1905415), (31, 1290765), (35, 1143249), (57, 701995), (93, 430255), (95, 421197), (105, 381083), (133, 300855), (155, 258153), (217, 184395), (285, 140399), (399, 100285), (465, 86051), (589, 67935), (647, 61845), (651, 61465), (665, 60171), (1085, 36879), (1767, 22645), (1941, 20615), (1995, 20057), (2945, 13587), (3235, 12369), (3255, 12293), (4123, 9705), (4529, 8835)]