30980936

素因数分解:

$2^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{4649}}^1$

素因数の和:4686

約数の個数: 48

約数和(自身を含む): 71563500

約数和(自身を除く): 40582564

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 49, 56, 68, 98, 119, 136, 196, 238, 392, 476, 833, 952, 1666, 3332, 4649, 6664, 9298, 18596, 32543, 37192, 65086, 79033, 130172, 158066, 227801, 260344, 316132, 455602, 553231, 632264, 911204, 1106462, 1822408, 2212924, 3872617, 4425848, 7745234, 15490468, 30980936]

約数ペア:

[(1, 30980936), (2, 15490468), (4, 7745234), (7, 4425848), (8, 3872617), (14, 2212924), (17, 1822408), (28, 1106462), (34, 911204), (49, 632264), (56, 553231), (68, 455602), (98, 316132), (119, 260344), (136, 227801), (196, 158066), (238, 130172), (392, 79033), (476, 65086), (833, 37192), (952, 32543), (1666, 18596), (3332, 9298), (4649, 6664)]