39907168

素因数分解:

$2^5\times 7^2\times {\mathrm{31}}^1\times {\mathrm{821}}^1$

素因数の和:876

約数の個数: 72

約数和(自身を含む): 94457664

約数和(自身を除く): 54550496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 98, 112, 124, 196, 217, 224, 248, 392, 434, 496, 784, 821, 868, 992, 1519, 1568, 1642, 1736, 3038, 3284, 3472, 5747, 6076, 6568, 6944, 11494, 12152, 13136, 22988, 24304, 25451, 26272, 40229, 45976, 48608, 50902, 80458, 91952, 101804, 160916, 178157, 183904, 203608, 321832, 356314, 407216, 643664, 712628, 814432, 1247099, 1287328, 1425256, 2494198, 2850512, 4988396, 5701024, 9976792, 19953584, 39907168]

約数ペア:

[(1, 39907168), (2, 19953584), (4, 9976792), (7, 5701024), (8, 4988396), (14, 2850512), (16, 2494198), (28, 1425256), (31, 1287328), (32, 1247099), (49, 814432), (56, 712628), (62, 643664), (98, 407216), (112, 356314), (124, 321832), (196, 203608), (217, 183904), (224, 178157), (248, 160916), (392, 101804), (434, 91952), (496, 80458), (784, 50902), (821, 48608), (868, 45976), (992, 40229), (1519, 26272), (1568, 25451), (1642, 24304), (1736, 22988), (3038, 13136), (3284, 12152), (3472, 11494), (5747, 6944), (6076, 6568)]