39891120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{347}}^1\times {\mathrm{479}}^1$

素因数の和:842

約数の個数: 80

約数和(自身を含む): 124277760

約数和(自身を除く): 84386640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 347, 479, 694, 958, 1041, 1388, 1437, 1735, 1916, 2082, 2395, 2776, 2874, 3470, 3832, 4164, 4790, 5205, 5552, 5748, 6940, 7185, 7664, 8328, 9580, 10410, 11496, 13880, 14370, 16656, 19160, 20820, 22992, 27760, 28740, 38320, 41640, 57480, 83280, 114960, 166213, 332426, 498639, 664852, 831065, 997278, 1329704, 1662130, 1994556, 2493195, 2659408, 3324260, 3989112, 4986390, 6648520, 7978224, 9972780, 13297040, 19945560, 39891120]

約数ペア:

[(1, 39891120), (2, 19945560), (3, 13297040), (4, 9972780), (5, 7978224), (6, 6648520), (8, 4986390), (10, 3989112), (12, 3324260), (15, 2659408), (16, 2493195), (20, 1994556), (24, 1662130), (30, 1329704), (40, 997278), (48, 831065), (60, 664852), (80, 498639), (120, 332426), (240, 166213), (347, 114960), (479, 83280), (694, 57480), (958, 41640), (1041, 38320), (1388, 28740), (1437, 27760), (1735, 22992), (1916, 20820), (2082, 19160), (2395, 16656), (2776, 14370), (2874, 13880), (3470, 11496), (3832, 10410), (4164, 9580), (4790, 8328), (5205, 7664), (5552, 7185), (5748, 6940)]