40512640

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{9043}}^1$

素因数の和:9069

約数の個数: 64

約数和(自身を含む): 110698560

約数和(自身を除く): 70185920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 9043, 18086, 36172, 45215, 63301, 72344, 90430, 126602, 144688, 180860, 253204, 289376, 316505, 361720, 506408, 578752, 633010, 723440, 1012816, 1157504, 1266020, 1446880, 2025632, 2532040, 2893760, 4051264, 5064080, 5787520, 8102528, 10128160, 20256320, 40512640]

約数ペア:

[(1, 40512640), (2, 20256320), (4, 10128160), (5, 8102528), (7, 5787520), (8, 5064080), (10, 4051264), (14, 2893760), (16, 2532040), (20, 2025632), (28, 1446880), (32, 1266020), (35, 1157504), (40, 1012816), (56, 723440), (64, 633010), (70, 578752), (80, 506408), (112, 361720), (128, 316505), (140, 289376), (160, 253204), (224, 180860), (280, 144688), (320, 126602), (448, 90430), (560, 72344), (640, 63301), (896, 45215), (1120, 36172), (2240, 18086), (4480, 9043)]