38971520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{8699}}^1$

素因数の和:8725

約数の個数: 64

約数和(自身を含む): 106488000

約数和(自身を除く): 67516480

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, 8699, 17398, 34796, 43495, 60893, 69592, 86990, 121786, 139184, 173980, 243572, 278368, 304465, 347960, 487144, 556736, 608930, 695920, 974288, 1113472, 1217860, 1391840, 1948576, 2435720, 2783680, 3897152, 4871440, 5567360, 7794304, 9742880, 19485760, 38971520]

約数ペア:

[(1, 38971520), (2, 19485760), (4, 9742880), (5, 7794304), (7, 5567360), (8, 4871440), (10, 3897152), (14, 2783680), (16, 2435720), (20, 1948576), (28, 1391840), (32, 1217860), (35, 1113472), (40, 974288), (56, 695920), (64, 608930), (70, 556736), (80, 487144), (112, 347960), (128, 304465), (140, 278368), (160, 243572), (224, 173980), (280, 139184), (320, 121786), (448, 86990), (560, 69592), (640, 60893), (896, 43495), (1120, 34796), (2240, 17398), (4480, 8699)]