890257424

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{130307}}^1$

素因数の和:130383

約数の個数: 40

約数和(自身を含む): 2003615808

約数和(自身を除く): 1113358384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 112, 122, 244, 427, 488, 854, 976, 1708, 3416, 6832, 130307, 260614, 521228, 912149, 1042456, 1824298, 2084912, 3648596, 7297192, 7948727, 14594384, 15897454, 31794908, 55641089, 63589816, 111282178, 127179632, 222564356, 445128712, 890257424]

約数ペア:

[(1, 890257424), (2, 445128712), (4, 222564356), (7, 127179632), (8, 111282178), (14, 63589816), (16, 55641089), (28, 31794908), (56, 15897454), (61, 14594384), (112, 7948727), (122, 7297192), (244, 3648596), (427, 2084912), (488, 1824298), (854, 1042456), (976, 912149), (1708, 521228), (3416, 260614), (6832, 130307)]