2601440

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:315

約数の個数: 48

約数和(自身を含む): 6259680

約数和(自身を除く): 3658240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 229, 284, 355, 458, 568, 710, 916, 1136, 1145, 1420, 1832, 2272, 2290, 2840, 3664, 4580, 5680, 7328, 9160, 11360, 16259, 18320, 32518, 36640, 65036, 81295, 130072, 162590, 260144, 325180, 520288, 650360, 1300720, 2601440]

約数ペア:

[(1, 2601440), (2, 1300720), (4, 650360), (5, 520288), (8, 325180), (10, 260144), (16, 162590), (20, 130072), (32, 81295), (40, 65036), (71, 36640), (80, 32518), (142, 18320), (160, 16259), (229, 11360), (284, 9160), (355, 7328), (458, 5680), (568, 4580), (710, 3664), (916, 2840), (1136, 2290), (1145, 2272), (1420, 1832)]