104172040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{53149}}^1$

素因数の和:53174

約数の個数: 48

約数和(自身を含む): 272659500

約数和(自身を除く): 168487460

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 53149, 106298, 212596, 265745, 372043, 425192, 531490, 744086, 1062980, 1488172, 1860215, 2125960, 2604301, 2976344, 3720430, 5208602, 7440860, 10417204, 13021505, 14881720, 20834408, 26043010, 52086020, 104172040]

約数ペア:

[(1, 104172040), (2, 52086020), (4, 26043010), (5, 20834408), (7, 14881720), (8, 13021505), (10, 10417204), (14, 7440860), (20, 5208602), (28, 3720430), (35, 2976344), (40, 2604301), (49, 2125960), (56, 1860215), (70, 1488172), (98, 1062980), (140, 744086), (196, 531490), (245, 425192), (280, 372043), (392, 265745), (490, 212596), (980, 106298), (1960, 53149)]