13043240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1259}}^1$

素因数の和:1314

約数の個数: 64

約数和(自身を含む): 34473600

約数和(自身を除く): 21430360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1259, 1295, 1480, 2072, 2518, 2590, 5036, 5180, 6295, 8813, 10072, 10360, 12590, 17626, 25180, 35252, 44065, 46583, 50360, 70504, 88130, 93166, 176260, 186332, 232915, 326081, 352520, 372664, 465830, 652162, 931660, 1304324, 1630405, 1863320, 2608648, 3260810, 6521620, 13043240]

約数ペア:

[(1, 13043240), (2, 6521620), (4, 3260810), (5, 2608648), (7, 1863320), (8, 1630405), (10, 1304324), (14, 931660), (20, 652162), (28, 465830), (35, 372664), (37, 352520), (40, 326081), (56, 232915), (70, 186332), (74, 176260), (140, 93166), (148, 88130), (185, 70504), (259, 50360), (280, 46583), (296, 44065), (370, 35252), (518, 25180), (740, 17626), (1036, 12590), (1259, 10360), (1295, 10072), (1480, 8813), (2072, 6295), (2518, 5180), (2590, 5036)]