7403840

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1361}}^1$

素因数の和:1395

約数の個数: 56

約数和(自身を含む): 18681192

約数和(自身を除く): 11277352

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 1361, 2720, 2722, 5440, 5444, 6805, 10888, 13610, 21776, 23137, 27220, 43552, 46274, 54440, 87104, 92548, 108880, 115685, 185096, 217760, 231370, 370192, 435520, 462740, 740384, 925480, 1480768, 1850960, 3701920, 7403840]

約数ペア:

[(1, 7403840), (2, 3701920), (4, 1850960), (5, 1480768), (8, 925480), (10, 740384), (16, 462740), (17, 435520), (20, 370192), (32, 231370), (34, 217760), (40, 185096), (64, 115685), (68, 108880), (80, 92548), (85, 87104), (136, 54440), (160, 46274), (170, 43552), (272, 27220), (320, 23137), (340, 21776), (544, 13610), (680, 10888), (1088, 6805), (1360, 5444), (1361, 5440), (2720, 2722)]