571838260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{57529}}^1$

素因数の和:57616

約数の個数: 48

約数和(自身を含む): 1391765760

約数和(自身を除く): 819927500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 57529, 115058, 230116, 287645, 402703, 575290, 805406, 1150580, 1610812, 2013515, 4027030, 4084559, 8054060, 8169118, 16338236, 20422795, 28591913, 40845590, 57183826, 81691180, 114367652, 142959565, 285919130, 571838260]

約数ペア:

[(1, 571838260), (2, 285919130), (4, 142959565), (5, 114367652), (7, 81691180), (10, 57183826), (14, 40845590), (20, 28591913), (28, 20422795), (35, 16338236), (70, 8169118), (71, 8054060), (140, 4084559), (142, 4027030), (284, 2013515), (355, 1610812), (497, 1150580), (710, 805406), (994, 575290), (1420, 402703), (1988, 287645), (2485, 230116), (4970, 115058), (9940, 57529)]