1018622320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{748987}}^1$

素因数の和:749017

約数の個数: 40

約数和(自身を含む): 2507611824

約数和(自身を除く): 1488989504

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 748987, 1497974, 2995948, 3744935, 5991896, 7489870, 11983792, 12732779, 14979740, 25465558, 29959480, 50931116, 59918960, 63663895, 101862232, 127327790, 203724464, 254655580, 509311160, 1018622320]

約数ペア:

[(1, 1018622320), (2, 509311160), (4, 254655580), (5, 203724464), (8, 127327790), (10, 101862232), (16, 63663895), (17, 59918960), (20, 50931116), (34, 29959480), (40, 25465558), (68, 14979740), (80, 12732779), (85, 11983792), (136, 7489870), (170, 5991896), (272, 3744935), (340, 2995948), (680, 1497974), (1360, 748987)]